Blackburn, United Kingdom · Saturday, May 23, 2026
Fixed Distance 50K
Panopticons Ultra
Race completed
52 km Distance
1,430 m Climbing
4.7 Grit · Challenging
What the course asks
Climbing rate 28 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
Time limit 10 hours
11:32 min/km average. Firm. Room to walk the climbs and stop at aid. About average for a 50K. Measured against 1063 races of the same distance. Cut-off calculator →
Typical conditions, May
Daytime high 15°C
Night low 7°C
Rainfall Mostly dry
Daylight 16 h 18 m of light
Regional 2001-2020 average for May — NASA POWER, grid elevation 127 m. Not a forecast.
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 52 km of trail with 1,430 m of ascent.
- Trail Running Shoes 28 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition 52 km of self-supported fuelling between aid stations.
- Hydration Vests Pole attachment and chest-strap stability on steep ground.
- Trekking Poles 1,430 m of ascent to walk up.
- GPS Watches Battery life first — a 52 km day outlasts most full-GPS modes.
Similar races
Other 50K trail ultras, closest in distance first.