Kashaev Rostislav

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 25, 2026 (latest changes Oct. 17, 2026).

225 place (265.95).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (774.19 * 2.40 * 0.43 + 657.14 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.43 + 2.50 * 1 + 1 + 1 + 1) = 373.6199269679443

p2 = (657.14 * 2.50 * 1 + 774.19 * 2.40 * 0.43) / max_coefficients = 158.2887735236859

score = 373.6199269679443 * 0.5 + 158.2887735236859 * 0.5 = 265.95435024581514

Rating changes

Show

all results
Date Place Points Reason
2026-10-16 227 -> 225 265.95
2026-10-13 215 -> 227 284.55 -> 265.95

Akademgorodok Riichi Mahjong Tournament 2025: 57% -> 43%
2026-10-10 214 -> 215 284.55
2026-10-02 215 -> 214 284.55
2026-09-26 216 -> 215 284.55
2026-09-13 215 -> 216 284.55
2026-09-07 216 -> 215 284.55
2026-09-06 212 -> 216 284.55
2026-09-01 213 -> 212 284.55
2026-08-31 218 -> 213 284.27 -> 284.55

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 657 2026-04-19 13/36 100% 2.50 CRR Akademgorodok Riichi Mahjong Tournament 2026 Novosibirsk
2 774 2025-04-13 8/32 43% 2.40 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
3 867 2024-05-05 🥉 3/16 0% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024 Novosibirsk
4 467 2022-04-17 9/16 0% 1.60 CRR Riichi Tournament 2022 Novosibirsk