The traverse of the Forbes arete to reach the summit of the Aiguille du Chardonnet is one of the classic climbs of the Alps. Never really difficult technically, it is nevertheless long, sustained and exposed. Full alpine equipment is necessary.
Time required
From the Trient hut to the foot of Aiguille Forbes takes about 1h 30 minutes. Allow 1h 30mins to reach the ridge, and rhen up to 5 hours for the traverse, 3 hours for the descent back to the hut. An early start (3am) is recommended.