Zhuravlev Andrei
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Jan. 28, 2023 (latest changes Jan. 28, 2023).
118 place (151.94).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55
p1 = (560 * 3.45 * 0.71 + 51.28 * 1.80 * 1 + 0 + 0 + 0) / (3.45 * 0.71 + 1.80 * 1 + 1 + 1 + 1) = 202.68063078038114
p2 = (560 * 3.45 * 0.71 + 51.28 * 1.80 * 1) / max_coefficients = 101.19175257731958
score = 202.68063078038114 * 0.5 + 101.19175257731958 * 0.5 = 151.93619167885035
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-01-28 | 114 -> 118 | 172.12 -> 151.94 |
Saint Petersburg Open 2021: 86% -> 71% |
2023-01-14 | 110 -> 114 | 172.12 | |
2023-01-05 | 111 -> 110 | 172.12 | |
2023-01-03 | 115 -> 111 | 172.12 | |
2022-12-19 | 115 | 171.55 -> 172.12 | |
2022-12-18 | 112 -> 115 | 171.55 | |
2022-12-03 | 112 | 171.55 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 51 |
|
38/40 | 100% | 1.80 | CRR | Sun tournament |
2 | 560 |
|
34/76 | 71% | 3.45 | RR | Saint Petersburg Open 2021 |