Efimov Ilya

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date June 17, 2023 (latest changes June 17, 2023).

162 place (47.22).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

p1 = (363.64 * 1.10 * 0.14 + 333.33 * 1.20 * 0.57 + 0 + 0 + 0) / (1.10 * 0.14 + 1.20 * 0.57 + 1 + 1 + 1) = 74.35068061110577

p2 = (333.33 * 1.20 * 0.57 + 363.64 * 1.10 * 0.14) / max_coefficients = 20.09105384862307

score = 74.35068061110577 * 0.5 + 20.09105384862307 * 0.5 = 47.220867229864425

Rating changes

Show

all results
Date Place Points Reason
2023-06-12 162 46.83 -> 47.22
2023-06-11 145 -> 162 47.72 -> 46.83
2023-05-20 145 47.34 -> 47.72
2023-05-05 145 54.91 -> 47.34

Winter tournament: 71% -> 57%
2023-05-03 144 -> 145 62.18 -> 54.91

Summer tournament: 29% -> 14%
2023-04-22 142 -> 144 62.18
2023-03-20 142 61.69 -> 62.18
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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 333 2022-01-05 11/16 57% 1.20 CRR Winter tournament
2 364 2021-07-03 8/12 14% 1.10 CRR Summer tournament