Ascent Passport
of the Kaliningrad Regional Council of the VDFSO Trade Unions (alpine club "Kant") team within the framework of the first Championship of the Russian Council of VDFSO Trade Unions on alpinism 1989.
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Ascent class — technical.
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Ascent area — Pamir-Alay, Turkestan Range.
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Ascent object — Peak A. Blok (5239 m) via the southwestern ridge (Petricheko route).
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Route difficulty category — 5B.
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Route characteristics:
- Height difference — 963 m
- Length of sections with 5–6 difficulty category — 367 m
- Average steepness: overall — 52.4° wall section — 67.2°
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Number of pitons and protection gear used (for belay / for creating belay stations):
- rock pitons — 18/9 pcs.
- ice screws — 16/0 pcs.
- bolt pitons — 2/2 pcs.
- protection gear — 50/3 pcs.
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Number of climbing hours — 31.5 h.
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Number of nights on the route and their characteristics: two nights in a tent on a platform.
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Surname, name, and patronymic of the team leader, participants, and their qualification:
Team leader — Kostromin Valery Anatolyevich, Candidate Master of Sports
Participants:
- Stepanenko Dmitry Petrovich, Candidate Master of Sports
- Reutovich Irina Vladimirovna, Candidate Master of Sports
- Efimov Sergey Viktorovich, Candidate Master of Sports
- Plotkin Igor Vladimirovich, 1st sports category
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Team coach — Kulev Stepan Petrovich, Master of Sports
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Date of departure on the route: July 14, 1989
Date of reaching the summit: July 15, 1989
Date of returning from the route: July 16, 1989

Fig. 1. Photograph of the general view of Peak A. Blok. Height of the shooting point 3900 m. Lens Industar — 73.

Fig. 2. Technical photograph of the route on the SW ridge of Peak A. Blok. Height of the shooting point 4000 m. Lens Industar — 73.

PHOTO 2. Panorama towards Peak Blok from the Iskander-Petrogradets pass. Shooting point on June 24, 1984, 16:00. H = 4750 m. Lens I — 24 (105 mm).