Vakhonin Stepan
From Saint Petersburg, Russia
EMA: 15990444
Internal rating (RR)
Rating date July 20, 2023 (latest changes July 20, 2023).
115 place (94.57).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155
p1 = (198.20 * 4.05 * 0.86 + 173.33 * 3.45 * 0.43 + 0 + 0 + 0) / (4.05 * 0.86 + 3.45 * 0.43 + 1 + 1 + 1) = 118.78099478925903
p2 = (198.20 * 4.05 * 0.86 + 173.33 * 3.45 * 0.43) / max_coefficients = 70.35907118277078
score = 118.78099478925903 * 0.5 + 70.35907118277078 * 0.5 = 94.5700329860149
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-20 | 115 | 93.31 -> 94.57 | |
2023-06-19 | 144 -> 115 | 64.46 -> 93.31 | |
2021-02-01 | 230 -> 144 | 65.65 -> 64.46 | |
2020-02-01 | 230 | 65.65 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
---|---|---|---|---|---|---|---|---|
1 | 198 |
|
90/112 | 86% | 4.05 | RR | Moscow Riichi 2022 | Moscow |
2 | 173 |
|
63/76 | 43% | 3.45 | RR | Saint Petersburg Open 2021 | Saint Petersburg |
3 | 222 |
|
50/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 | Saint Petersburg |
4 | 0 |
|
40/40 | 0% | 2.90 | RR | Summer Cup 2019 | Saint Petersburg |