Grishin Aleksei

From Penza, Russia

Player page

Internal rating (RR)

Rating date April 4, 2026 (latest changes April 4, 2026).

183 place (198.63).

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

p1 = (417.72 * 3.65 * 0.29 + 333.33 * 2.60 * 0.71 + 114.29 * 3.50 * 1 + 327.27 * 3 * 1 + 0) / (3.65 * 0.29 + 2.60 * 0.71 + 3.50 * 1 + 3 * 1 + 1) = 234.2772609768187

p2 = (327.27 * 3 * 1 + 333.33 * 2.60 * 0.71 + 417.72 * 3.65 * 0.29 + 114.29 * 3.50 * 1) / max_coefficients = 162.9752508361204

score = 234.2772609768187 * 0.5 + 162.9752508361204 * 0.5 = 198.62625590646957

Rating changes

Show

all results
Date Place Points Reason
2026-04-04 180 -> 183 210.29 -> 198.63

Riichi over Volga: 43% -> 29%
2026-03-30 181 -> 180 210.29
2026-03-26 178 -> 181 215.92 -> 210.29

Riichi On Ice: 86% -> 71%
2026-03-12 180 -> 178 215.92
2026-03-10 181 -> 180 215.92
2026-02-23 174 -> 181 215.92
2026-02-16 175 -> 174 215.92
2026-02-13 177 -> 175 215.92
2026-02-08 176 -> 177 215.92
2026-02-04 174 -> 176 226.99 -> 215.92

Riichi over Volga: 57% -> 43%

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
2 114 2025-05-03 63/71 100% 3.50 RR Riichi over The Volga 2025 Samara
3 333 2025-01-26 29/43 71% 2.60 RR Riichi On Ice Samara
4 418 2024-08-04 47/80 29% 3.65 RR Riichi over Volga Samara
5 870 2019-03-09 4/24 0% 2.50 RR Toi-Toi-man Tournament Kirov