Efimov Ilya

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date March 6, 2023 (latest changes March 6, 2023).

142 place (61.69).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55

p1 = (363.64 * 1.10 * 0.29 + 333.33 * 1.20 * 0.71 + 0 + 0 + 0) / (1.10 * 0.29 + 1.20 * 0.71 + 1 + 1 + 1) = 95.89037811973353

p2 = (333.33 * 1.20 * 0.71 + 363.64 * 1.10 * 0.29) / max_coefficients = 27.491408934707902

score = 95.89037811973353 * 0.5 + 27.491408934707902 * 0.5 = 61.690893527220716

Rating changes

Show

all results
Date Place Points Reason
2023-03-05 141 -> 142 68.34 -> 61.69

Winter tournament: 86% -> 71%
2023-03-03 140 -> 141 74.82 -> 68.34

Summer tournament: 43% -> 29%
2023-02-25 131 -> 140 74.82
2023-01-28 131 74.63 -> 74.82
2023-01-14 127 -> 131 74.63
2023-01-09 127 74.63

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 333 2022-01-05 11/16 71% 1.20 CRR Winter tournament
2 364 2021-07-03 8/12 29% 1.10 CRR Summer tournament