Grishin Aleksei

From Penza, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 1, 2025 (latest changes Nov. 1, 2025).

218 place (192.38).

max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.25 * 1) = 14.3

p1 = (417.72 * 3.65 * 0.71 + 333.33 * 2.60 * 1 + 114.29 * 3.50 * 1 + 0 + 0) / (3.65 * 0.71 + 2.60 * 1 + 3.50 * 1 + 1 + 1) = 220.01560632826803

p2 = (417.72 * 3.65 * 0.71 + 333.33 * 2.60 * 1 + 114.29 * 3.50 * 1) / max_coefficients = 164.73776223776224

score = 220.01560632826803 * 0.5 + 164.73776223776224 * 0.5 = 192.37668428301515

Rating changes

Show

all results
Date Place Points Reason
2025-11-01 218 192.09 -> 192.38
2025-10-27 219 -> 218 192.09
2025-10-13 219 189.59 -> 192.09
2025-10-04 208 -> 219 201.54 -> 189.59

Riichi over Volga: 86% -> 71%
2025-09-30 210 -> 208 201.54
2025-09-19 211 -> 210 201.54
2025-09-12 212 -> 211 201.54
2025-09-05 213 -> 212 201.54
2025-09-03 219 -> 213 201.54
2025-09-01 220 -> 219 199.25 -> 201.54

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 114 2025-05-03 63/71 100% 3.50 RR Riichi over The Volga 2025 Samara
2 333 2025-01-26 29/43 100% 2.60 RR Riichi On Ice Samara
3 418 2024-08-04 47/80 71% 3.65 RR Riichi over Volga Samara
4 870 2019-03-09 4/24 0% 2.50 RR Toi-Toi-man Tournament Kirov