San Juan, Argentina · Friday, May 22, 2026

Fixed Distance 100K

Desafio Punta Negra 100 km

Race completed

93.6 km Distance

3,450 m Climbing

9.9 Grit · Elite / extreme

31.5351° S, 68.5386° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 37 m / km Rolling. Moderate undulations. Requires consistent effort across varying grades.

Time limit 20 hours 12:49 min/km average. Generous. Room to walk the climbs and stop at aid. More forgiving than 78% of 100K races. Measured against 226 races of the same distance. Cut-off calculator →

Field size ~66 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2025 edition (93.6km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, May

Daytime high 19°C

Night low 5°C

Rainfall Dry — rain unlikely

Daylight 10 h 24 m of light

Regional 2001-2020 average for May — NASA POWER, grid elevation 1342 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	93.6km	66	Franco Hernan Oro · 12:35:29	Milagros Rivas · 15:06:45
2024	93.6km	42	Facundo Alejo Nuner · 11:29:57	Maria Silvina Bruno · 16:58:51
2023	93.6km	33	Lucas Javier Gomez · 11:33:34	Manuela del Sastre · 16:51:58
2022	100km	33	Franco Hernan Oro · 11:11:31	Carolina Tania Diaz Estevez Slater · 14:26:28

The field grew 57% between 2024 (42) and 2025 (66). 21% of the 2025 field were women.

DUV results for the 2025 edition (93.6km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Course notes

terrain This is a rolling course. Expect fast, runnable sections where rhythm is key.
gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.

Gear for this race

Chosen for 94 km of trail with 3,450 m of ascent.

Trail Running Shoes 37 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition 94 km of self-supported fuelling between aid stations.
Hydration Vests Pole attachment and chest-strap stability on steep ground.
Trekking Poles 3,450 m of ascent to walk up.
Headlamps A 20 h limit puts you out there after dark.

Salomon

Aero Glide 4 Grvl

$159.95 ★★★★★ 4.5

Salomon

Ultra Glide 4

$159.95 ★★★★★ 4.6

Maurten

Gel 100

Hydrogel technology for 25g carbs per gel with minimal GI distress.

$3.5 ★★★★★ 4.7

Salomon

ADV Skin 12

Industry-standard 12L race vest with front flask pockets and minimal bounce.

$180 ★★★★★ 4.8

LEKI

Ultratrail FX.One

Ultra-light carbon folding poles (135g each) designed for mountain ultra racing.

$200 ★★★★★ 4.6

Nitecore

UT32

Dual-beam trail running headlamp (1100 lumens) with spot and flood beams.

$100 ★★★★★ 4.5

All gear guides →

Overview

The Desafio Punta Negra 100 km was a 93.6 km trail race in San Juan, Argentina, with 3450 m of elevation gain. The course had 36.9 meters of climb per kilometer, and the 20-hour time limit meant a 12.8 minutes per kilometer cut-off pace.

This race's cut-off was tighter than 22% of 100k cut-offs, but more generous than 78%. The race had a field size bigger than 63% of 100k fields, and smaller than 37%.

The last of its 4 editions took place in 2025, with 66 finishers. The first edition was in 2022.

Similar races

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