Petrushin Ivan

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

177 place (46.10).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (157.89 * 1.30 * 0.86 + 133.33 * 1.20 * 1 + 0 + 0 + 0) / (1.30 * 0.86 + 1.20 * 1 + 1 + 1 + 1) = 63.21329712865269

p2 = (157.89 * 1.30 * 0.86 + 133.33 * 1.20 * 1) / max_coefficients = 28.995364522216935

score = 63.21329712865269 * 0.5 + 28.995364522216935 * 0.5 = 46.104330825434815

Rating changes

Show

all results
Date Place Points Reason
2021-02-01 177 46.10

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 133 2021-01-03 14/16 100% 1.20 CRR Winter tournament
2 158 2019-12-15 17/20 86% 1.30 CRR Irkutsk Winter Tournament 2019