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KAT100 by UTMB Speed Trail 24K — 2027Trail race course23.6km1,881m7 Aug

KAT100 by UTMB Speed Trail 24K — 2027

Race day · 7 Aug 2027 · Race site: KAT100 by UTMB

race day in 274 days

Plan this race
Course map, elevation profile & surface
Distance
23.6km
Elev gain
1,881m
Elev loss
1,882m
High point
2,085m
Low point
775m
Effective oxygen
78–91%of sea level
Drawing the course…

Race-day light

In the dark
0%
Sunrise
5:55am
Sunset
8:38pm
Headlamp from
Not needed

For a 4:00 finish (an estimate) · starting 07:00 7 Aug. Dark means the sun below civil twilight.

Climbs

4 climbs · 1,439 m totalbiggest first
Pick a climb to find it on the profile and the map.
Conditions typical race-day weather for 7 Aug at the start
Typical high
24°C
Typical low
13°C
Chance of rain
60%
2025 high
24°C

Typical = the median of 2016–2025 for 7 Aug ±3 days at the start line; a wet day has 1 mm of rain or more. Historical weather from Open-Meteo.

Race almanac the sky on race day

Next race day Sat, Aug 7, 2027 · 7:00 AM start

First lightsunrise 5:55 am
5:20am
Last lightsunset 8:38 pm
9:13pm
Moonwaxing crescent, up until 10:31 pm
37% lit

First and last light are civil twilight, the sun 6° below the horizon. The moon is lit as at midnight after the start; headlamp hours count a typical finish from the start while the sun is below civil twilight. Worked out for the start line.

Reviews what runners who have been there say

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About this course

KAT100 by UTMB Speed Trail 24K — 2027 covers 23.6 km (14.6 mi) with 1,881 m (6,171 ft) of elevation gain. That is about 80 m per km of climbing, and 1,882 m of descent. The course tops out at 2,085 m and bottoms out at 775 m. The profile has 4 sustained climbs; the biggest is the climb from km 2.6, +762 m over 5.4 km at 14.0% on average (steepest stretch 40%). Race day is 7 August 2027, starting at 07:00; the sun rises at 05:55 and sets at 20:38. Typical race-day weather at the start: a high of 24°C and a low of 13°C, with a 60% chance of a wet day. The interactive map above shows the full route with its elevation profile and aid stations, built from the course's GPS file.

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Course history

  1. Nov 1, 2026Added to the catalog
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