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Country Contributions Between Climbers Crags Summits Climbs Ascents
1 USA 1507 20th November 2025 – 30th June 2026 47 20 0 87 97
2 Australia 767 27th September 2025 – 29th June 2026 6 38 0 61 33
3 United Kingdom 576 19th November 2025 – 8th July 2026 33 14 0 22 43
4 France 264 6th January 2026 – 28th June 2026 14 3 0 12 31
5 Switzerland 257 24th January 2026 – 10th July 2026 6 3 0 12 33
6 Austria 210 12th November 2025 – 22nd June 2026 5 2 0 8 22
7 Italy 129 18th November 2025 – 29th May 2026 9 3 0 11 10
8 Pakistan 118 11th April 2026 – 26th April 2026 0 0 0 1 7
9 Spain 105 20th February 2026 – 16th May 2026 5 0 0 10 11
10 Germany 103 3rd February 2026 – 26th June 2026 7 0 0 7 10

Recent Contributions

Date Time User Type Name Attribute
4561 24th March 2026 01:07:16 UTC baz9 list Youngest Ascents list_definition
Before
with climbers_with_dobs as ( select c.climber_id ,c.climber_name ,c.date_of_birth_start as date_of_birth from climbers c where c.deleted_on is null and c.date_of_birth_start = c.date_of_birth_end ), ascents_with_ages as ( select row_number() over (partition by g.grade_id order by a.ascent_dt_start - c.date_of_birth asc, a.ascent_dt_start asc) as row_number, c.climber_id, c.climber_name, cl.climb_id, cl.climb_name ,g.grade_id ,g.grade_system_id ,g.climb_type_id ,g.order_on ,g.grade ,a.ascent_dt_start ,c.date_of_birth ,a.ascent_dt_start - c.date_of_birth as age_in_days_at_ascent ,EXTRACT(YEAR FROM age(a.ascent_dt_start, c.date_of_birth))::integer AS age_in_years_at_ascent ,age(a.ascent_dt_start, c.date_of_birth) as age_interval_at_ascent ,a.ascent_id from ascents a inner join climbers_with_dobs c on a.climber_id = c.climber_id and a.deleted_on is null inner join climbs cl on cl.climb_id = a.climb_id and cl.deleted_on is null inner join grades g on cl.grade_id = g.grade_id where a.ascent_dt_start = a.ascent_dt_end ), youngest as ( select * from ascents_with_ages where row_number = 1 ) select y.grade ,'<a href="/climber/' || y.climber_id::varchar || '">' || y.climber_name || '</a>' as "Climber" ,'<a href="/climb/' || y.climb_id::varchar || '">' || y.climb_name || '</a>' as "Climb" ,y.age_in_days_at_ascent as "Age (Days)" ,y.age_in_years_at_ascent || ' years ' || extract(days FROM y.ascent_dt_start - (y.date_of_birth + make_interval(years => y.age_in_years_at_ascent))) || ' days' AS "Age" from youngest y where case when grade_system_id = 1 and order_on >= 13 then 1 -- sport when grade_system_id = 2 and order_on >= 60 then 1 -- trad when grade_system_id = 3 and order_on >= 37 then 1 -- boulder else 0 end = 1 and climb_type_id in (1,2,3) order by grade_system_id ,order_on
After
with climbers_with_dobs as ( select c.climber_id ,c.climber_name ,c.date_of_birth_start as date_of_birth from climbers c where c.deleted_on is null and c.date_of_birth_start = c.date_of_birth_end ), ascents_with_ages as ( select row_number() over (partition by g.grade_id order by a.ascent_dt_start - c.date_of_birth asc, a.ascent_dt_start asc) as row_number, c.climber_id, c.climber_name, cl.climb_id, cl.climb_name ,g.grade_id ,g.grade_system_id ,g.climb_type_id ,g.order_on ,g.grade ,a.ascent_dt_start ,c.date_of_birth ,a.ascent_dt_start - c.date_of_birth as age_in_days_at_ascent ,EXTRACT(YEAR FROM age(a.ascent_dt_start, c.date_of_birth))::integer AS age_in_years_at_ascent ,age(a.ascent_dt_start, c.date_of_birth) as age_interval_at_ascent ,a.ascent_id from ascents a inner join climbers_with_dobs c on a.climber_id = c.climber_id and a.deleted_on is null inner join climbs cl on cl.climb_id = a.climb_id and cl.deleted_on is null inner join grades g on cl.grade_id = g.grade_id inner join ascent_styles ast on a.ascent_style_id = ast.ascent_style_id where a.ascent_dt_start = a.ascent_dt_end and ast.ascent_successful = true ), youngest as ( select * from ascents_with_ages where row_number = 1 ) select y.grade ,'<a href="/climber/' || y.climber_id::varchar || '">' || y.climber_name || '</a>' as "Climber" ,'<a href="/climb/' || y.climb_id::varchar || '">' || y.climb_name || '</a>' as "Climb" ,y.age_in_days_at_ascent as "Age (Days)" ,y.age_in_years_at_ascent || ' years ' || extract(days FROM y.ascent_dt_start - (y.date_of_birth + make_interval(years => y.age_in_years_at_ascent))) || ' days' AS "Age" from youngest y where case when grade_system_id = 1 and order_on >= 13 then 1 -- sport when grade_system_id = 2 and order_on >= 60 then 1 -- trad when grade_system_id = 3 and order_on >= 37 then 1 -- boulder else 0 end = 1 and climb_type_id in (1,2,3) order by grade_system_id ,order_on
Diff
--- before

+++ after

@@ -39,9 +39,12 @@

and cl.deleted_on is null
inner join grades g
on cl.grade_id = g.grade_id
+ inner join ascent_styles ast
+ on a.ascent_style_id = ast.ascent_style_id

where
a.ascent_dt_start = a.ascent_dt_end
+ and ast.ascent_successful = true

), youngest as (
select *
@@ -70,4 +73,5 @@


order by
grade_system_id
- ,order_on
+ ,order_on
+
4562 24th March 2026 01:01:10 UTC baz9 list Oldest Ascents (with date ranges) list_definition
Before
with climbers_with_dobs as ( select c.climber_id ,c.climber_name ,c.date_of_birth_start ,c.date_of_birth_end from climbers c where c.deleted_on is null and c.date_of_birth_start is not null and c.date_of_birth_end is not null ), ascents_with_ages as ( select row_number() over ( partition by g.grade_id order by a.ascent_dt_start - c.date_of_birth_end desc, a.ascent_dt_start asc ) as row_number ,c.climber_id ,c.climber_name ,cl.climb_id ,cl.climb_name ,g.grade_id ,g.grade_system_id ,g.climb_type_id ,g.order_on ,g.grade ,a.ascent_dt_start ,a.ascent_dt_end ,c.date_of_birth_start ,c.date_of_birth_end ,a.ascent_dt_start - c.date_of_birth_end as min_age_in_days_at_ascent ,a.ascent_dt_end - c.date_of_birth_start as max_age_in_days_at_ascent ,extract(year from age(a.ascent_dt_start, c.date_of_birth_end))::integer as min_age_in_years_at_ascent ,extract(year from age(a.ascent_dt_end, c.date_of_birth_start))::integer as max_age_in_years_at_ascent from ascents a inner join climbers_with_dobs c on a.climber_id = c.climber_id and a.deleted_on is null inner join climbs cl on cl.climb_id = a.climb_id and cl.deleted_on is null inner join grades g on cl.grade_id = g.grade_id where a.ascent_dt_start is not null and a.ascent_dt_end is not null ), oldest as ( select * from ascents_with_ages where row_number = 1 ) select o.grade ,'<a href="/climber/' || o.climber_id::varchar || '">' || o.climber_name || '</a>' as "Climber" ,'<a href="/climb/' || o.climb_id::varchar || '">' || o.climb_name || '</a>' as "Climb" ,o.min_age_in_days_at_ascent as "Minimum age (days)" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days' else o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days to ' || o.max_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_end - (o.date_of_birth_start + make_interval(years => o.max_age_in_years_at_ascent))) || ' days' end as "Age" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then '' else '✓' end as "Dates Needed" from oldest o where case when o.grade_system_id = 1 and o.order_on >= 13 then 1 when o.grade_system_id = 2 and o.order_on >= 60 then 1 when o.grade_system_id = 3 and o.order_on >= 37 then 1 else 0 end = 1 and o.climb_type_id in (1,2,3) order by o.grade_system_id ,o.order_on
After
with climbers_with_dobs as ( select c.climber_id ,c.climber_name ,c.date_of_birth_start ,c.date_of_birth_end from climbers c where c.deleted_on is null and c.date_of_birth_start is not null and c.date_of_birth_end is not null ), ascents_with_ages as ( select row_number() over ( partition by g.grade_id order by a.ascent_dt_start - c.date_of_birth_end desc, a.ascent_dt_start asc ) as row_number ,c.climber_id ,c.climber_name ,cl.climb_id ,cl.climb_name ,g.grade_id ,g.grade_system_id ,g.climb_type_id ,g.order_on ,g.grade ,a.ascent_dt_start ,a.ascent_dt_end ,c.date_of_birth_start ,c.date_of_birth_end ,a.ascent_dt_start - c.date_of_birth_end as min_age_in_days_at_ascent ,a.ascent_dt_end - c.date_of_birth_start as max_age_in_days_at_ascent ,extract(year from age(a.ascent_dt_start, c.date_of_birth_end))::integer as min_age_in_years_at_ascent ,extract(year from age(a.ascent_dt_end, c.date_of_birth_start))::integer as max_age_in_years_at_ascent from ascents a inner join climbers_with_dobs c on a.climber_id = c.climber_id and a.deleted_on is null inner join climbs cl on cl.climb_id = a.climb_id and cl.deleted_on is null inner join grades g on cl.grade_id = g.grade_id inner join ascent_styles ast on a.ascent_style_id = ast.ascent_style_id where a.ascent_dt_start is not null and a.ascent_dt_end is not null and ast.ascent_successful = true ), oldest as ( select * from ascents_with_ages where row_number = 1 ) select o.grade ,'<a href="/climber/' || o.climber_id::varchar || '">' || o.climber_name || '</a>' as "Climber" ,'<a href="/climb/' || o.climb_id::varchar || '">' || o.climb_name || '</a>' as "Climb" ,o.min_age_in_days_at_ascent as "Minimum age (days)" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days' else o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days to ' || o.max_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_end - (o.date_of_birth_start + make_interval(years => o.max_age_in_years_at_ascent))) || ' days' end as "Age" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then '' else '✓' end as "Dates Needed" from oldest o where case when o.grade_system_id = 1 and o.order_on >= 13 then 1 when o.grade_system_id = 2 and o.order_on >= 60 then 1 when o.grade_system_id = 3 and o.order_on >= 37 then 1 else 0 end = 1 and o.climb_type_id in (1,2,3) order by o.grade_system_id ,o.order_on
Diff
--- before

+++ after

@@ -46,10 +46,13 @@

and cl.deleted_on is null
inner join grades g
on cl.grade_id = g.grade_id
+ inner join ascent_styles ast
+ on a.ascent_style_id = ast.ascent_style_id

where
a.ascent_dt_start is not null
and a.ascent_dt_end is not null
+ and ast.ascent_successful = true
), oldest as (
select
*
4563 24th March 2026 00:59:35 UTC baz9 list Youngest Ascents (with date ranges) list_definition
Before
with climbers_with_dobs as ( select c.climber_id ,c.climber_name ,c.date_of_birth_start ,c.date_of_birth_end from climbers c where c.deleted_on is null and c.date_of_birth_start is not null and c.date_of_birth_end is not null ), ascents_with_ages as ( select row_number() over ( partition by g.grade_id order by a.ascent_dt_end - c.date_of_birth_start asc, a.ascent_dt_start asc ) as row_number ,c.climber_id ,c.climber_name ,cl.climb_id ,cl.climb_name ,g.grade_id ,g.grade_system_id ,g.climb_type_id ,g.order_on ,g.grade ,a.ascent_dt_start ,a.ascent_dt_end ,c.date_of_birth_start ,c.date_of_birth_end ,a.ascent_dt_start - c.date_of_birth_end as min_age_in_days_at_ascent ,a.ascent_dt_end - c.date_of_birth_start as max_age_in_days_at_ascent ,extract(year from age(a.ascent_dt_start, c.date_of_birth_end))::integer as min_age_in_years_at_ascent ,extract(year from age(a.ascent_dt_end, c.date_of_birth_start))::integer as max_age_in_years_at_ascent from ascents a inner join climbers_with_dobs c on a.climber_id = c.climber_id and a.deleted_on is null inner join climbs cl on cl.climb_id = a.climb_id and cl.deleted_on is null inner join grades g on cl.grade_id = g.grade_id where a.ascent_dt_start is not null and a.ascent_dt_end is not null ), oldest as ( select * from ascents_with_ages where row_number = 1 ) select o.grade ,'<a href="/climber/' || o.climber_id::varchar || '">' || o.climber_name || '</a>' as "Climber" ,'<a href="/climb/' || o.climb_id::varchar || '">' || o.climb_name || '</a>' as "Climb" ,o.min_age_in_days_at_ascent as "Minimum age (days)" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days' else o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days to ' || o.max_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_end - (o.date_of_birth_start + make_interval(years => o.max_age_in_years_at_ascent))) || ' days' end as "Age" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then '' else '✓' end as "Dates Needed" from oldest o where case when o.grade_system_id = 1 and o.order_on >= 13 then 1 when o.grade_system_id = 2 and o.order_on >= 60 then 1 when o.grade_system_id = 3 and o.order_on >= 37 then 1 else 0 end = 1 and o.climb_type_id in (1,2,3) order by o.grade_system_id ,o.order_on
After
with climbers_with_dobs as ( select c.climber_id ,c.climber_name ,c.date_of_birth_start ,c.date_of_birth_end from climbers c where c.deleted_on is null and c.date_of_birth_start is not null and c.date_of_birth_end is not null ), ascents_with_ages as ( select row_number() over ( partition by g.grade_id order by a.ascent_dt_end - c.date_of_birth_start asc, a.ascent_dt_start asc ) as row_number ,c.climber_id ,c.climber_name ,cl.climb_id ,cl.climb_name ,g.grade_id ,g.grade_system_id ,g.climb_type_id ,g.order_on ,g.grade ,a.ascent_dt_start ,a.ascent_dt_end ,c.date_of_birth_start ,c.date_of_birth_end ,a.ascent_dt_start - c.date_of_birth_end as min_age_in_days_at_ascent ,a.ascent_dt_end - c.date_of_birth_start as max_age_in_days_at_ascent ,extract(year from age(a.ascent_dt_start, c.date_of_birth_end))::integer as min_age_in_years_at_ascent ,extract(year from age(a.ascent_dt_end, c.date_of_birth_start))::integer as max_age_in_years_at_ascent from ascents a inner join climbers_with_dobs c on a.climber_id = c.climber_id and a.deleted_on is null inner join climbs cl on cl.climb_id = a.climb_id and cl.deleted_on is null inner join grades g on cl.grade_id = g.grade_id inner join ascent_styles ast on a.ascent_style_id = ast.ascent_style_id where a.ascent_dt_start is not null and a.ascent_dt_end is not null and ast.ascent_successful = true ), oldest as ( select * from ascents_with_ages where row_number = 1 ) select o.grade ,'<a href="/climber/' || o.climber_id::varchar || '">' || o.climber_name || '</a>' as "Climber" ,'<a href="/climb/' || o.climb_id::varchar || '">' || o.climb_name || '</a>' as "Climb" ,o.min_age_in_days_at_ascent as "Minimum age (days)" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days' else o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days to ' || o.max_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_end - (o.date_of_birth_start + make_interval(years => o.max_age_in_years_at_ascent))) || ' days' end as "Age" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then '' else '✓' end as "Dates Needed" from oldest o where case when o.grade_system_id = 1 and o.order_on >= 13 then 1 when o.grade_system_id = 2 and o.order_on >= 60 then 1 when o.grade_system_id = 3 and o.order_on >= 37 then 1 else 0 end = 1 and o.climb_type_id in (1,2,3) order by o.grade_system_id ,o.order_on
Diff
--- before

+++ after

@@ -46,10 +46,13 @@

and cl.deleted_on is null
inner join grades g
on cl.grade_id = g.grade_id
+ inner join ascent_styles ast
+ on a.ascent_style_id = ast.ascent_style_id

where
a.ascent_dt_start is not null
and a.ascent_dt_end is not null
+ and ast.ascent_successful = true
), oldest as (
select
*
4564 24th March 2026 00:53:55 UTC baz9 list Youngest Ascents (with date ranges) list_description_pretty
Before
<p>Main list here: <a href="https://climbing-history.org/list/57/youngest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/57/youngest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>maximum possible age of ascent</em> based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
After
<p>Main list here: <a href="https://climbing-history.org/list/57/youngest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/57/youngest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>maximum</em> age of ascent. Ideally we want to source the exact dates for the ascents listed here.</p>
4565 24th March 2026 00:53:55 UTC baz9 list Youngest Ascents (with date ranges) list_description
Before
Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
After
Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum* age of ascent. Ideally we want to source the exact dates for the ascents listed here.
Diff
--- before

+++ after

@@ -1,3 +1,3 @@

Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents)

-The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
+The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum* age of ascent. Ideally we want to source the exact dates for the ascents listed here.
4566 24th March 2026 00:53:35 UTC baz9 list Oldest Ascents (with date ranges) list_description_pretty
Before
<p>Main list here: <a href="https://climbing-history.org/list/82/oldest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/82/oldest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>minimum age of ascent</em> based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
After
<p>Main list here: <a href="https://climbing-history.org/list/82/oldest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/82/oldest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>minimum</em> age of ascent. Ideally we want to source the exact dates for the ascents listed here.</p>
4567 24th March 2026 00:53:35 UTC baz9 list Oldest Ascents (with date ranges) list_description
Before
Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
After
Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum* age of ascent. Ideally we want to source the exact dates for the ascents listed here.
Diff
--- before

+++ after

@@ -1,3 +1,3 @@

Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents)

-The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
+The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum* age of ascent. Ideally we want to source the exact dates for the ascents listed here.
4568 24th March 2026 00:53:13 UTC baz9 list Oldest Ascents (with date ranges) list_description_pretty
Before
<p>Main list here: <a href="https://climbing-history.org/list/82/oldest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/82/oldest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>minimum possible age of ascent</em> based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
After
<p>Main list here: <a href="https://climbing-history.org/list/82/oldest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/82/oldest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>minimum age of ascent</em> based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
4569 24th March 2026 00:53:13 UTC baz9 list Oldest Ascents (with date ranges) list_description
Before
Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
After
Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
Diff
--- before

+++ after

@@ -1,3 +1,3 @@

Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents)

-The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
+The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
4570 24th March 2026 00:52:56 UTC baz9 list Oldest Ascents (with date ranges) list_description
Before
Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
After
Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
Diff
--- before

+++ after

@@ -1,3 +1,3 @@

Main list here: [https://climbing-history.org/list/82/oldest-ascents](https://climbing-history.org/list/82/oldest-ascents)

-The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
+The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *minimum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
4571 24th March 2026 00:52:56 UTC baz9 list Oldest Ascents (with date ranges) list_description_pretty
Before
<p>Main list here: <a href="https://climbing-history.org/list/82/oldest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/82/oldest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
After
<p>Main list here: <a href="https://climbing-history.org/list/82/oldest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/82/oldest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>minimum possible age of ascent</em> based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
4572 24th March 2026 00:52:18 UTC baz9 list Youngest Ascents (with date ranges) list_description_pretty
Before
<p>Main list here: <a href="https://climbing-history.org/list/57/youngest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/57/youngest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>maximum</em> possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
After
<p>Main list here: <a href="https://climbing-history.org/list/57/youngest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/57/youngest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>maximum possible age of ascent</em> based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
4573 24th March 2026 00:52:18 UTC baz9 list Youngest Ascents (with date ranges) list_description
Before
Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum* possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
After
Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
Diff
--- before

+++ after

@@ -1,3 +1,3 @@

Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents)

-The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum* possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
+The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum possible age of ascent* based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
4574 24th March 2026 00:51:54 UTC baz9 list Youngest Ascents (with date ranges) list_description_pretty
Before
<p>Main list here: <a href="https://climbing-history.org/list/57/youngest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/57/youngest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
After
<p>Main list here: <a href="https://climbing-history.org/list/57/youngest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/57/youngest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers <em>maximum</em> possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
4575 24th March 2026 00:51:54 UTC baz9 list Youngest Ascents (with date ranges) list_description
Before
Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
After
Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum* possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
Diff
--- before

+++ after

@@ -1,3 +1,3 @@

Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents)

-The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
+The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers *maximum* possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
4576 24th March 2026 00:50:55 UTC baz9 list Youngest Ascents (with date ranges) list_type_id
Before
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After
5
4577 24th March 2026 00:50:55 UTC baz9 list Youngest Ascents (with date ranges) list_type_name
Before
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Misc.
4578 24th March 2026 00:50:55 UTC baz9 list Youngest Ascents (with date ranges) list_description_pretty
Before
None
After
<p>Main list here: <a href="https://climbing-history.org/list/57/youngest-ascents" rel="noopener noreferrer">https://climbing-history.org/list/57/youngest-ascents</a></p> <p>The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.</p>
4579 24th March 2026 00:50:55 UTC baz9 list Youngest Ascents (with date ranges) list_definition
Before
None
After
with climbers_with_dobs as ( select c.climber_id ,c.climber_name ,c.date_of_birth_start ,c.date_of_birth_end from climbers c where c.deleted_on is null and c.date_of_birth_start is not null and c.date_of_birth_end is not null ), ascents_with_ages as ( select row_number() over ( partition by g.grade_id order by a.ascent_dt_end - c.date_of_birth_start asc, a.ascent_dt_start asc ) as row_number ,c.climber_id ,c.climber_name ,cl.climb_id ,cl.climb_name ,g.grade_id ,g.grade_system_id ,g.climb_type_id ,g.order_on ,g.grade ,a.ascent_dt_start ,a.ascent_dt_end ,c.date_of_birth_start ,c.date_of_birth_end ,a.ascent_dt_start - c.date_of_birth_end as min_age_in_days_at_ascent ,a.ascent_dt_end - c.date_of_birth_start as max_age_in_days_at_ascent ,extract(year from age(a.ascent_dt_start, c.date_of_birth_end))::integer as min_age_in_years_at_ascent ,extract(year from age(a.ascent_dt_end, c.date_of_birth_start))::integer as max_age_in_years_at_ascent from ascents a inner join climbers_with_dobs c on a.climber_id = c.climber_id and a.deleted_on is null inner join climbs cl on cl.climb_id = a.climb_id and cl.deleted_on is null inner join grades g on cl.grade_id = g.grade_id where a.ascent_dt_start is not null and a.ascent_dt_end is not null ), oldest as ( select * from ascents_with_ages where row_number = 1 ) select o.grade ,'<a href="/climber/' || o.climber_id::varchar || '">' || o.climber_name || '</a>' as "Climber" ,'<a href="/climb/' || o.climb_id::varchar || '">' || o.climb_name || '</a>' as "Climb" ,o.min_age_in_days_at_ascent as "Minimum age (days)" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days' else o.min_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) || ' days to ' || o.max_age_in_years_at_ascent || ' years ' || extract(days from o.ascent_dt_end - (o.date_of_birth_start + make_interval(years => o.max_age_in_years_at_ascent))) || ' days' end as "Age" ,case when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then '' else '✓' end as "Dates Needed" from oldest o where case when o.grade_system_id = 1 and o.order_on >= 13 then 1 when o.grade_system_id = 2 and o.order_on >= 60 then 1 when o.grade_system_id = 3 and o.order_on >= 37 then 1 else 0 end = 1 and o.climb_type_id in (1,2,3) order by o.grade_system_id ,o.order_on
Diff
--- before

+++ after

@@ -1 +1,102 @@

+with climbers_with_dobs as (
+ select
+ c.climber_id
+ ,c.climber_name
+ ,c.date_of_birth_start
+ ,c.date_of_birth_end
+
+ from
+ climbers c
+
+ where
+ c.deleted_on is null
+ and c.date_of_birth_start is not null
+ and c.date_of_birth_end is not null
+), ascents_with_ages as (
+ select
+ row_number() over (
+ partition by g.grade_id
+ order by a.ascent_dt_end - c.date_of_birth_start asc, a.ascent_dt_start asc
+ ) as row_number
+ ,c.climber_id
+ ,c.climber_name
+ ,cl.climb_id
+ ,cl.climb_name
+ ,g.grade_id
+ ,g.grade_system_id
+ ,g.climb_type_id
+ ,g.order_on
+ ,g.grade
+ ,a.ascent_dt_start
+ ,a.ascent_dt_end
+ ,c.date_of_birth_start
+ ,c.date_of_birth_end
+ ,a.ascent_dt_start - c.date_of_birth_end as min_age_in_days_at_ascent
+ ,a.ascent_dt_end - c.date_of_birth_start as max_age_in_days_at_ascent
+ ,extract(year from age(a.ascent_dt_start, c.date_of_birth_end))::integer as min_age_in_years_at_ascent
+ ,extract(year from age(a.ascent_dt_end, c.date_of_birth_start))::integer as max_age_in_years_at_ascent
+
+ from
+ ascents a
+ inner join climbers_with_dobs c
+ on a.climber_id = c.climber_id
+ and a.deleted_on is null
+ inner join climbs cl
+ on cl.climb_id = a.climb_id
+ and cl.deleted_on is null
+ inner join grades g
+ on cl.grade_id = g.grade_id
+
+ where
+ a.ascent_dt_start is not null
+ and a.ascent_dt_end is not null
+), oldest as (
+ select
+ *
+
+ from
+ ascents_with_ages
+
+ where
+ row_number = 1
+)
+
+select
+ o.grade
+ ,'<a href="/climber/' || o.climber_id::varchar || '">' || o.climber_name || '</a>' as "Climber"
+ ,'<a href="/climb/' || o.climb_id::varchar || '">' || o.climb_name || '</a>' as "Climb"
+ ,o.min_age_in_days_at_ascent as "Minimum age (days)"
+ ,case
+ when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then
+ o.min_age_in_years_at_ascent || ' years ' ||
+ extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) ||
+ ' days'
+ else
+ o.min_age_in_years_at_ascent || ' years ' ||
+ extract(days from o.ascent_dt_start - (o.date_of_birth_end + make_interval(years => o.min_age_in_years_at_ascent))) ||
+ ' days to ' ||
+ o.max_age_in_years_at_ascent || ' years ' ||
+ extract(days from o.ascent_dt_end - (o.date_of_birth_start + make_interval(years => o.max_age_in_years_at_ascent))) ||
+ ' days'
+ end as "Age"
+ ,case
+ when o.min_age_in_days_at_ascent = o.max_age_in_days_at_ascent then ''
+ else '✓'
+ end as "Dates Needed"
+
+from
+ oldest o
+
+where
+ case
+ when o.grade_system_id = 1 and o.order_on >= 13 then 1
+ when o.grade_system_id = 2 and o.order_on >= 60 then 1
+ when o.grade_system_id = 3 and o.order_on >= 37 then 1
+ else 0
+ end = 1
+ and o.climb_type_id in (1,2,3)
+
+order by
+ o.grade_system_id
+ ,o.order_on
4580 24th March 2026 00:50:55 UTC baz9 list Youngest Ascents (with date ranges) list_description
Before
None
After
Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents) The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.
Diff
--- before

+++ after

@@ -1 +1,3 @@

-
+Main list here: [https://climbing-history.org/list/57/youngest-ascents](https://climbing-history.org/list/57/youngest-ascents)
+
+The above list will only show an ascent where we can calculate a climbers exact age at time of ascent. This list instead calculates the range of possible ages and sorts based on the climbers minimum possible age based on the data we have. Ideally we want to source the exact dates for the ascents listed here.

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