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Arc 100K

Follow Arc 100K 2027 live on Livebib: the course on the map, a live position and real-time ETAs. One link, free to watch, nothing to install.

Land's End → Perranporth Airfield

Distance
82.7 km
Ascent
+2,708 m
drop bag
2
Stations
6
Time limit
≤ 16 h
Start
10:00 AMSat, Jan 23
Create a broadcastOfficial website

The course

On the map

Arc 100K 2027Open the full-resolution map

The roadbook

Stations

Every station on the course. Life bases carry a barrier clock in race-local time.

  1. Land's End

    44.5 km to Lelant

    0 km65 m

    1. Pendeen16.270Sat 01:30 PM

  2. Lelant

    drop bag38.2 km to Perranporth Airfield

    44.5 km4 mCloses Sat 07:00 PM

    1. Godrevy555Sat 08:30 PM
    2. Portreath66.96Sat 11:30 PM

  3. Perranporth Airfield

    drop bag

    82.8 km101 m

Course data verified September 18, 2026