Ultra-Trail Mount Yun - UMY 100M 2026
The forecast arrives five days before the start.
Here you'll find the elevation profile, an estimated finish time based on your UTMB Index and details of the 16 aid stations to plan your nutrition and hydration segment by segment.
What's your time based on your UTMB?
Times estimated by the RAVIT model, learned from real ultra-trail finish times. Enter your UTMB Index (utmb.world) to get a personalized estimate.
Cut-off times and crew - Ultra-Trail Mount Yun - UMY 100M · 2026
Data from the official race rules, checked for every edition. The race rules prevail. Positions are interpolated along the GPX track and are a guide, not official course marking.
What you'll find at each aid station
| Product | Qingyekm 10.2 | Linchangkm 18.6 | Getakm 28.5 | Xujiaping Villagekm 41.4 | Xigeduokm 53.2 | Yangjiayuankm 61.9 | Xiangning Sport Centerkm 72.2 | Qiaoshang New Villagekm 87.4 | Xizhuangkm 96.8 | Duobao Lingyan Templekm 109.9 | Xiachuan Villagekm 120.1 | Anfenkm 131.7 | Jiazhuangkm 140.9 | Xiachuan Village Committeekm 152.5 | Luyuangou Villagekm 162.2 | Zhonghe Squarekm 166.6 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Water | available | available | available | available | available | available | available | available | available | available | available | available | available | available | available | available |
| Brand products | available | unavailable | unavailable | unavailable | available | unavailable | available | unavailable | unavailable | unavailable | available | available | unavailable | unavailable | unavailable | unavailable |
| Hot meal | unavailable | available | available | available | unavailable | available | unavailable | unavailable | available | unavailable | unavailable | unavailable | available | available | available | available |
Elevation profile
The course and its aid stations
Ultra-Trail Mount Yun - UMY 100M: times, aid-station stops and fuelling needs by UTMB® Index
Between a UTMB® Index of 500 and 800, the estimated finish time on this race runs from 35h54 to 22h20, and the aid-station stop budget from 2h55 to 0h49. The longer the race, the more stops weigh: this is time you should plan to spend standing still, not only running.
Source
Below a UTMB® Index of roughly 315, the overall cut-off of 48h00 is no longer reachable at the estimated pace.
| UTMB® Index | Estimated time | Of which stops | Night hours | Carbs | Fluid | Sodium | Cut-off margin |
|---|---|---|---|---|---|---|---|
| 500 | 35h54 | 2h55 | 15.9 | 2,154 g | 25.1 L | 17,954 mg | +12h06 |
| 550 | 33h23 | 2h11 | 13.4 | 2,003 g | 23.4 L | 16,691 mg | +14h37 |
| 600 | 30h56 | 1h43 | 10.9 | 1,856 g | 21.7 L | 15,468 mg | +17h04 |
| 650 | 28h21 | 1h22 | 10 | 1,701 g | 19.8 L | 14,172 mg | +19h39 |
| 700 | 26h08 | 1h08 | 10 | 1,568 g | 18.3 L | 13,068 mg | +21h52 |
| 750 | 24h13 | 0h58 | 10 | 1,453 g | 17 L | 12,107 mg | +23h47 |
| 800 | 22h20 | 0h49 | 10 | 1,340 g | 15.6 L | 11,165 mg | +25h40 |
Figures based on 60 g of carbohydrate, 700 mL of fluid and 500 mg of sodium per hour, "average" preparation and mild conditions (15–25 °C). Above 25 °C, count on roughly 900 mL/h and 700 mg/h. Carbohydrate intake is trained: 60 g/h is a floor, 90 g/h assumes a glucose-fructose blend and a gut used to it.
Measured on the 2026 edition: the field checkpoint by checkpoint
695 starters, 99.4% DNF rate, 16 timed checkpoints.
| Segment | km | Median | Middle half | Measured | Still ranked |
|---|---|---|---|---|---|
| Start-中和广场 → Qingye-U1/D1/E2 | 10.2 | 1 h 45 | 1 h 34 – 1 h 58 | 694 | 694 |
| Qingye-U1/D1/E2 → Linchang-U2/D2/M2 | 18.6 | 1 h 44 | 1 h 33 – 1 h 56 | 692 | 692 |
| Linchang-U2/D2/M2 → Geta-U3 | 28.4 | 2 h 07 | 1 h 52 – 2 h 26 | 684 | 684 |
| Geta-U3 → Xujiaping Village-U4 | 41.2 | 2 h 30 | 2 h 12 – 2 h 49 | 674 | 675 |
| Xujiaping Village-U4 → Xigeduo-U5 | 53.7 | 3 h 06 | 2 h 33 – 3 h 55 | 629 | 630 |
| Xigeduo-U5 → Yangjiayuan-U6 | 62.5 | 2 h 56 | 2 h 02 – 3 h 31 | 423 | 446 |
| Yangjiayuan-U6 → Xiangning Sport Center-U7 | 70.6 | 2 h 08 | 1 h 51 – 2 h 49 | 361 | 385 |
| Xiangning Sport Center-U7 → Qiaoshang New Village-U8 | 85.6 | 5 h 14 | 4 h 33 – 5 h 48 | 209 | 211 |
| Qiaoshang New Village-U8 → Xizhuang-U9 | 95.1 | 2 h 26 | 2 h 08 – 2 h 40 | 64 | 64 |
| Xizhuang-U9 → Duobao Lingyan Temple-U10/D4/M3 | 116.5 | 3 h 01 | 2 h 31 – 3 h 28 | 49 | 49 |
| Duobao Lingyan Temple-U10/D4/M3 → Xiachuan Village-U11/D5/M4 | 126.3 | 2 h 05 | 1 h 56 – 2 h 19 | 20 | 20 |
| Xiachuan Village-U11/D5/M4 → Anfen - U12/D6 | 137.9 | 2 h 20 | 2 h 08 – 2 h 26 | 14 | 14 |
| Anfen - U12/D6 → Jiazhuang-U13/D7 | 147.2 | 1 h 47 | 1 h 40 – 1 h 58 | 10 | 10 |
| Jiazhuang-U13/D7 → Xiachuan Village Committee -U14/D8 | 158.7 | 1 h 52 | 1 h 52 – 1 h 52 | 4 | 4 |
| Xiachuan Village Committee -U14/D8 → Luyuanggou Village-U15/D9/M5 | 168.6 | 1 h 59 | 1 h 50 – 1 h 59 | 4 | 4 |
| Luyuanggou Village-U15/D9/M5 → Finish-Zhonghe Square 中和广场 | 172.8 | 35 min | 25 min – 35 min | 4 | 4 |
Where runners drop out. Xigeduo-U5 (184) · Xiangning Sport Center-U7 (174) · Qiaoshang New Village-U8 (147) out of 691 total DNFs.
RAVIT record from the official timing of the 2026 edition, data from October 23, 2026.
Source'%20d='M128.83%2011.31h142.21v60.44H128.83z'%3e%3c/path%3e%3cpath%20d='M0%2071.75V24.24h13.11v36h16.22v11.51ZM31.92%2071.75V24.24H45v47.51ZM76.64%2071.75H62.45L47.12%2024.24h14.06l.7%202.6%203.42%2012C67%2044.83%2068%2049%2069.16%2055l.38%202%20.38-2c1.21-6%202.16-10.13%203.87-16.08l3.42-12%20.69-2.6H92ZM93.86%2035.77V24.24h31.67v11.53Zm0%2036V42.23h31.67v11.53H107v6.46h18.56v11.53Z'%3e%3c/path%3e%3cpath%20d='m56.49%2017.88%201.45-2.85%203.39-6.66%203.46%206.44%205.99%2011.12%205.91-10.53h49.52v-4H74.48l-1.77%203.15-1.86%203.32-1.73-3.2L61.23%200l-7.05%2013.88H31.94v4H56.49z'%3e%3c/path%3e%3cg%20fill='%23fff'%3e%3cpath%20d='M146.79%2066.48h-7.62V25.85h-7.68v-8.53h23.09v8.53h-7.79ZM191.86%2066.48h-9.28l-15-25.73h8.84a8.73%208.73%200%200%200%202.85-.46%206.26%206.26%200%200%200%202.34-1.38%206.41%206.41%200%200%200%201.58-2.33%209%209%200%200%200%20.58-3.38%208.17%208.17%200%200%200-.61-3.28%206.91%206.91%200%200%200-1.6-2.3%206.72%206.72%200%200%200-2.32-1.38%208.73%208.73%200%200%200-2.82-.46h-10.69v40.7h-7.67V17.25h18.5a22.43%2022.43%200%200%201%205.3.62%2010.85%2010.85%200%200%201%204.75%202.66%2016%2016%200%200%201%203.59%205.38%2017.06%2017.06%200%200%201%201.28%206.57%2020.77%2020.77%200%200%201-1%206.37%2015.85%2015.85%200%200%201-2.88%205.38%2010.94%2010.94%200%200%201-3.2%202.66%2017.2%2017.2%200%200%201-3.7%201.34ZM231.19%2017.32v49.16h-7.68V33.53l-19.06%2033h-9.22l29-49.16ZM235.06%2017.25h7.56v49.23h-7.56ZM246.1%2017.18h7.68V58h12.59v8.47H246.1Z'%3e%3c/path%3e%3c/g%3e%3c/svg%3e){kind=small}
Sources and method
- Time projection — times by UTMB Index are taken from the actual splits of runners in each level band on previous editions of this race, aid station stops included. No formula is used as long as these results exist.
- Trail nutrition — hourly targets for carbohydrate, fluid and sodium follow the commonly accepted ultra-endurance guidance. La Clinique du Coureur — Fuelling in trail running
- Course, aid stations and cut-offs — taken from the event's official rules, which prevail in case of any discrepancy. Official site — Ultra-Trail Mount Yun - UMY 100M
Weather for Ultra-Trail Mount Yun - UMY 100M
The weather for Ultra-Trail Mount Yun - UMY 100M will appear here as soon as the forecast models reach that date, around five days before the start: feels-like temperature, rain, snow, wind and storms, section by section and at your passage time.
Detailed weather for Ultra-Trail Mount Yun - UMY 100M, hour by hour on the courseFrequently asked questions
How many checkpoints?
Ultra-Trail Mount Yun - UMY 100M has 16 checkpoints: 14 aid stations and 2 water points. Details are in the two tables above.
What's the longest segment without aid?
The one leading to Qiaoshang New Village: 15.2 km and 890 m elevation gain. That's the one to load up for first.
How do I find the exact location of an aid station?
The Google Maps icon in the “Access” column opens the aid station's location: handy for planning your crew's routes.
What distance and elevation gain?
Ultra-Trail Mount Yun - UMY 100M is 167 km long with 6999 m of elevation gain.
How long to finish?
With a UTMB Index of 600 (average runner), the estimated time is around 30h56 for Ultra-Trail Mount Yun - UMY 100M.
What's the weather forecast?
The weather for Ultra-Trail Mount Yun - UMY 100M will be published on this page around five days before the start, once the forecast models reach the race date. It will be detailed section by section: feels-like temperature, rain, snow, wind and storms.
Want to stack the odds in your favor for Ultra-Trail Mount Yun - UMY 100M?
In 2 minutes, RAVIT generates your complete plan: segment-by-segment time, carbs, water and sodium at every aid station, printable roadbook.
No card required · Instant results