Grishin Aleksei

From Penza, Russia

Player page

Internal rating (RR)

Rating date Jan. 26, 2025 (latest changes Jan. 26, 2025).

143 place (204.70).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (417.72 * 3.65 * 1 + 333.33 * 2.60 * 1 + 0 + 0 + 0) / (3.65 * 1 + 2.60 * 1 + 1 + 1 + 1) = 258.5243243243243

p2 = (417.72 * 3.65 * 1 + 333.33 * 2.60 * 1) / max_coefficients = 150.87381703470032

score = 258.5243243243243 * 0.5 + 150.87381703470032 * 0.5 = 204.69907067951232

Rating changes

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all results
Date Place Points Reason
2025-01-26 143 204.70

Riichi On Ice: 0% -> 100%

Tournaments

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