원정 개요

BC 12/04 5400m
C1 21/04 6000m
C2 01/05 6400m
C3 14/05 7100m
C4 20/05 7800m
Smt 21/05 by Kakka and Nima Sherpa and Pemba Tashi Sherpa.

Summit days:
May 15: started at night at c10:30-10:45 pm.
May 16: from Balcony got windy at night with sprindrifts, not much visibility.
Light broke on below the south summit with a little accalmy, then from
South Summit got windy again until the smt. Cold. Smt of EVER reached at
9:02 am. Cold on summit, but Ok. Back to C4 at c1 pm.
May 17: from C4 to C2.
May 18: C2, weather not good. Aimed for Lhotse, but had to wait for weather to
improve.
May 19: same as May 18.
May 20: went from C2 to C4 of Lhotse.
May 21: started at 1 am, was very windy in the couloir. Smt of LHOT reached at
6:30 am, back to C1.
May 22: C1 to BC
May 23: left BC to Namche
May 24: Namche to Lukla.

Oxygen:
EVER taken from C3 to summit back to C3
LHOT from C3 to smt back to C3.
Same pattern for his Sherpas.