The Most Beautiful Thing (TMBT) 50 km Ultra Trail Marathon

Race completed

50 km Distance

2,970 m Climbing

7.0 Grit · Hardcore

6.1467° N, 116.4457° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 59 m / km Mountain. Significant climbing. Steep sections will require power hiking.

Time limit 17 hours 20:24 min/km average. Generous. Walkable throughout for most of the field. Among the most forgiving 50K cut-offs we track. Measured against 1052 races of the same distance. Cut-off calculator →

Field size ~275 Large. Rarely out of sight of another runner.

DUV results for the 2025 edition (48km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, August

Daytime high 27°C

Night low 23°C

Rainfall Wet — expect rain

Daylight 12 h 15 m of light

Regional 2001-2020 average for August — NASA POWER, grid elevation 468 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	48km	275	Sheron Sariman · 05:34:24	Akane Nemoto · 08:05:53
2024	48km	280	Daved Simpat · 06:05:50	Ping (Denise) Le · 09:05:24
2023	48km	259	John Ray Galutera Onifa · 05:27:46	Vanja Cnops · 07:10:06
2022	50km	330	Pierre-Victor Morales · 06:25:00	Vanja Cnops · 06:58:01
2019	50km	380	Ji-Sub Kim · 05:41:59	Lauren Woodwiss · 07:28:32
2018	50km	404	Daniel Perez Fernandez · 05:55:56	Jassica Lintanga Pado · 08:45:49
2017	50km	266	Petr Novotny · 05:52:15	Yee-Ting (Chris) Kwan · 09:00:52
2016	50km	365	Jahirin Ginsos · 07:12:24	Nathalie Darbon · 08:07:23
2015	50km	234	Safrey Sumping · 07:40:04	Meagan Douglas · 09:06:59
2014	51.5km	233	Etienne Rodriguez · 07:02:08	Meagan Douglas · 08:54:51

The field has held steady: 280 in 2024, 275 in 2025. 27% of the 2025 field were women.

DUV results for the 2025 edition (48km) — 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 mountain course. Poles are highly recommended for the sustained climbs.
gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.

Gear for this race

Chosen for 50 km of trail with 2,970 m of ascent.

Trail Running Shoes 59 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition 50 km of self-supported fuelling between aid stations.
Hydration Vests Pole attachment and chest-strap stability on steep ground.
Trekking Poles 2,970 m of ascent to walk up.
Headlamps A 17 h limit puts you out there after dark.

New Balance

Fuel Cell Super Comp Trail

★★★★★ 4.5

Adidas

Terrex Speed Ultra

RunRepeat found the Adidas Terrex Speed Ultra to have a grippy outsole and great lockdown, while iRunFar noted that the shoe works on a variety of trail conditi…

★★★★★ 4.5

Skratch Labs