Cherkasov Aleksandr

From Saratov, Russia

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Common russian riichi rating (CRR)

Rating date May 11, 2026 (latest changes May 7, 2026).

290 place (141.85).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (750 * 1.50 * 1 + 95.24 * 2.90 * 1 + 0 + 0 + 0) / (1.50 * 1 + 2.90 * 1 + 1 + 1 + 1) = 189.35

p2 = (750 * 1.50 * 1 + 95.24 * 2.90 * 1) / max_coefficients = 94.35622895622896

score = 189.35 * 0.5 + 94.35622895622896 * 0.5 = 141.8531144781145

Rating changes

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all results
Date Place Points Reason
2026-05-04 291 -> 290 141.85
2026-05-03 291 141.85

Sturgeon in tempai: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 95 2026-05-03 39/43 100% 2.90 RR Sturgeon in tempai Saratov
2 750 2025-11-22 6/21 100% 1.50 CRR San-Biki Cup Saratov