Efimov Ilya

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 3, 2023 (latest changes May 3, 2023).

146 place (54.91).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (363.64 * 1.10 * 0.14 + 333.33 * 1.20 * 0.71 + 0 + 0 + 0) / (1.10 * 0.14 + 1.20 * 0.71 + 1 + 1 + 1) = 85.41357878610484

p2 = (333.33 * 1.20 * 0.71 + 363.64 * 1.10 * 0.14) / max_coefficients = 24.404531009227856

score = 85.41357878610484 * 0.5 + 24.404531009227856 * 0.5 = 54.909054897666344

Rating changes

Show

all results
Date Place Points Reason
2023-05-03 145 -> 146 62.18 -> 54.91

Summer tournament: 29% -> 14%
2023-04-22 143 -> 145 62.18
2023-03-20 143 61.69 -> 62.18
2023-03-05 142 -> 143 68.34 -> 61.69

Winter tournament: 86% -> 71%
2023-03-03 141 -> 142 74.82 -> 68.34

Summer tournament: 43% -> 29%
2023-02-25 132 -> 141 74.82
2023-01-28 132 74.63 -> 74.82
2023-01-14 128 -> 132 74.63
2023-01-05 128 80.59 -> 74.63

Winter tournament: 100% -> 86%
2023-01-03 130 -> 128 86.46 -> 80.59

Summer tournament: 57% -> 43%

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 14% 1.10 CRR Summer tournament