Kashaev Rostislav

From Novosibirsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 10, 2025 (latest changes Oct. 9, 2025).

178 place (271.64).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (866.67 * 1.60 * 0.57 + 708.33 * 2.20 * 1 + 0 + 0 + 0) / (1.60 * 0.57 + 2.20 * 1 + 1 + 1 + 1) = 384.45824828596847

p2 = (708.33 * 2.20 * 1 + 866.67 * 1.60 * 0.57) / max_coefficients = 158.82905405405404

score = 384.45824828596847 * 0.5 + 158.82905405405404 * 0.5 = 271.64365117001125

Rating changes

Show

all results
Date Place Points Reason
2025-09-30 179 -> 178 271.64
2025-09-12 181 -> 179 271.64
2025-09-05 174 -> 181 287.03 -> 271.64

Akademgorodok: Riichi Mahjong Tournament 2024: 71% -> 57%
2025-09-03 176 -> 174 287.03
2025-09-01 176 284.76 -> 287.03
2025-08-31 172 -> 176 284.76
2025-08-26 174 -> 172 284.76
2025-08-25 178 -> 174 284.76
2025-08-04 178 283.94 -> 284.76
2025-08-03 172 -> 178 283.94

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 708 2025-04-13 8/25 100% 2.20 CRR Akademgorodok Riichi Mahjong Tournament 2025 Novosibirsk
2 867 2024-05-05 🥉 3/16 57% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024 Novosibirsk
3 467 2022-04-17 9/16 0% 1.60 CRR Riichi Tournament 2022 Novosibirsk