Vakhonin Stepan
From Saint Petersburg, Russia
EMA: 15990444
Internal rating (RR)
Rating date May 6, 2023 (latest changes May 6, 2023).
96 place (106.71).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118
p1 = (173.33 * 3.45 * 0.57 + 198.20 * 4.05 * 1 + 0 + 0 + 0) / (3.45 * 0.57 + 4.05 * 1 + 1 + 1 + 1) = 126.85490942022963
p2 = (198.20 * 4.05 * 1 + 173.33 * 3.45 * 0.57) / max_coefficients = 86.55808331782791
score = 126.85490942022963 * 0.5 + 86.55808331782791 * 0.5 = 106.70649636902877
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-04-19 | 96 | 105.93 -> 106.71 | |
2023-03-28 | 96 | 109.47 -> 105.93 |
Saint Petersburg Open 2021: 71% -> 57% |
2023-03-20 | 96 | 107.89 -> 109.47 | |
2023-02-19 | 96 | 107.31 -> 107.89 | |
2023-01-28 | 96 | 110.43 -> 107.31 |
Saint Petersburg Open 2021: 86% -> 71% |
2022-12-19 | 96 | 110.00 -> 110.43 | |
2022-11-28 | 96 | 112.78 -> 110.00 |
Saint Petersburg Open 2021: 100% -> 86% |
2022-11-06 | 74 -> 96 | 115.68 -> 112.78 | |
2022-10-14 | 144 -> 74 | 64.46 -> 115.68 | |
2021-02-01 | 229 -> 144 | 65.65 -> 64.46 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 198 |
|
90/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
2 | 173 |
|
63/76 | 57% | 3.45 | RR | Saint Petersburg Open 2021 |
3 | 222 |
|
50/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
4 | 0 |
|
40/40 | 0% | 2.90 | RR | Summer Cup 2019 |