Cemoro Lawang, Indonesia · Saturday, November 7, 2026

Fixed Distance 50 mi

Bromo Tengger Semeru Ultra 70km

47 days away

70 km Distance

2,894 m Climbing

7.8 Grit · Hardcore

What the course asks

Climbing rate 41 m / km Mountain. Significant climbing. Steep sections will require power hiking.

Time limit 18 hours 15:26 min/km average. Generous. Walkable throughout for most of the field. More forgiving than 89% of 50 mi races. Measured against 461 races of the same distance. Cut-off calculator →

Field size ~228 Large. Rarely out of sight of another runner.

DUV results for the 2025 edition (70km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	70km	228	Muhammad Fahri Zulhami · 08:28:26	Shae Lamond · 13:16:42
2024	70km	60	Dedy Yusuf · 10:47:30	Sri Wahyuni · 12:56:01
2023	70km	83	Aleksei Snitovets · 10:54:25	Nani Hidayah · 15:27:03
2019	70km	131	Amaury D'Oleon · 11:33:32	Sri Wahyuni · 13:24:41
2018	70km	94	Thimo Kilberth · 10:49:00	Sri Wahyuni · 12:17:00
2017	70km	189	Argyrios Papathanasopoulos · 08:56:35	Han-Yu Chew · 12:30:31
2016	70km	66	Pablo Diago Gonzalez · 10:00:15	Islami Fitri Zahra · 15:16:12
2015	70km	116	Rhenaldi Firdaus · 10:04:58	Sara Manurung · 13:21:29
2014	70km	81	Arief Wismoyono · 10:50:48	Claudia Knecht · 12:12:23
2013	50km	50	Julian Crawshaw · 07:15:32	Jane Djuarahadi · 09:44:54

The field grew 280% between 2024 (60) and 2025 (228). 7% of the 2025 field were women.

DUV results for the 2025 edition (70km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a mountain course. Poles are highly recommended for the sustained climbs.

By UltraHub Expert

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 70 km of trail with 2,894 m of ascent.

Trail Running Shoes 41 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition 70 km of self-supported fuelling between aid stations.
Hydration Vests Pole attachment and chest-strap stability on steep ground.
Trekking Poles 2,894 m of ascent to walk up.
Headlamps A 18 h limit puts you out there after dark.

Brooks

Catamount 3

RunRepeat found the Brooks Catamount 3 to have a cozier upper that enhances the overall fit, though breathability and durability could be better. iRunFar noted…

★★★★★ 4.5

Adidas