B. Boxs, 4240 m, via N. Stena, 4A comb., as a duo Fedorov S. January 30, 7:15 — Exit from Khikhina Promin M. 10:00 — control point NAE. 16:20 — Overnight M. Petrov January 31, 8:15 — Exit from bivouac E. Lobanev 13:00 — Reach the ridge 14:40 — Summit 17:00 — descent to Khikhinka 18:00 — descent to Ala-Archa