DateExpected
Late June 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Countdown
June
A proper mountain ultra run solo: one 77 km loop with 4,250 m of climbing, steep enough that every runner earns the finish. Small field, long history since 1980.
Create a free training plan for the Grand Duc – Ultra Solo
7-day free trial, no card required
The course
The route
Distance77km
Total climb4,250m
StartElevation
0 kmDrag map to rotate69.0 km
2024 results
Who finishes, and how
#RiderTimeAvg speed
01DECOMBE Alice8:53:418.7 km/h
02MAENZA Karine11:35:006.6 km/h
03LEGROS Silvia11:53:436.5 km/h
13
Women finishers
14:25:00
Median time
5.3 km/h
Median speed
Women · 2024 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
Training
Training for the Grand Duc – Ultra Solo
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Grand Duc – Ultra Solo plan targets
Typical sessions
77 km with 4,250 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Hill reps and vert to prepare the climbs and descents
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Grand Duc – Ultra Solo plan.
7-day free trial, no card required.
More events in June in France
Ultr'ArverneExpected Early June 2027 · Ambert→La Chaussée des GéantsSat, 5 Jun 2027 · Thueyts village→La Route de Bourgogne avec Claudio ChiappucciSat, 5 Jun 2027 · Arnay-le-Duc→La Transju’TrailsSat, 5 Jun 2027 · Les Rousses→La Traversée des DentellesSat, 5 Jun 2027 · Gigondas→Trail du PoulduExpected Early June 2027 · Clohars-Carnoët→
