Vakhonin Stepan
From Saint Petersburg, Russia
EMA: 15990444
Internal rating (RR)
Rating date Oct. 23, 2022 (latest changes Oct. 23, 2022).
74 place (115.68).
how we calculated rating score
max_coefficients = (4.05 * 1 + 3.50 * 1 + 3.45 * 1 + 3.30 * 1) = 14.3
p1 = (173.33 * 3.45 * 1 + 198.20 * 4.05 * 1 + 0 + 0 + 0) / (3.45 * 1 + 4.05 * 1 + 1 + 1 + 1) = 133.4
p2 = (198.20 * 4.05 * 1 + 173.33 * 3.45 * 1) / max_coefficients = 97.95104895104895
score = 133.4 * 0.5 + 97.95104895104895 * 0.5 = 115.67552447552447
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-10-14 | 144 -> 74 | 64.46 -> 115.68 | |
| 2021-02-01 | 229 -> 144 | 65.65 -> 64.46 | |
| 2020-02-01 | 229 | 65.65 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 198 |
|
90/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
| 2 | 173 |
|
63/76 | 100% | 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 |