Grishin Aleksei

From Penza, Russia

Player page

Common russian riichi rating (CRR)

Rating date March 15, 2026 (latest changes March 15, 2026).

187 place (271.27).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (417.72 * 3.65 * 0.43 + 333.33 * 2.60 * 0.86 + 114.29 * 3.50 * 1 + 650 * 1.50 * 1 + 327.27 * 3 * 1) / (3.65 * 0.43 + 2.60 * 0.86 + 3.50 * 1 + 1.50 * 1 + 3 * 1) = 318.2538572100892

p2 = (327.27 * 3 * 1 + 650 * 1.50 * 1 + 333.33 * 2.60 * 0.86 + 417.72 * 3.65 * 0.43) / max_coefficients = 224.28896321070238

score = 318.2538572100892 * 0.5 + 224.28896321070238 * 0.5 = 271.2714102103958

Rating changes

Show

all results
Date Place Points Reason
2026-03-07 186 -> 187 271.27
2026-03-05 187 -> 186 271.27
2026-03-01 188 -> 187 271.27
2026-02-28 189 -> 188 271.27
2026-02-23 181 -> 189 271.27
2026-02-16 183 -> 181 271.27
2026-02-08 182 -> 183 271.27
2026-02-04 175 -> 182 280.66 -> 271.27

Riichi over Volga: 57% -> 43%
2026-01-26 174 -> 175 284.96 -> 280.66

Riichi On Ice: 100% -> 86%
2026-01-25 198 -> 174 249.77 -> 284.96

Riichi On Ice 2026: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 327 2026-01-25 38/56 100% 3.00 RR Riichi On Ice 2026 Samara
2 650 2025-11-22 8/21 100% 1.50 CRR San-Biki Cup Saratov
3 114 2025-05-03 63/71 100% 3.50 RR Riichi over The Volga 2025 Samara
4 333 2025-01-26 29/43 86% 2.60 RR Riichi On Ice Samara
5 418 2024-08-04 47/80 43% 3.65 RR Riichi over Volga Samara
6 870 2019-03-09 4/24 0% 2.50 RR Toi-Toi-man Tournament Kirov