Vakhonin Stepan
From Saint Petersburg, Russia
EMA: 15990444
Common russian riichi rating (CRR)
Rating date Aug. 27, 2022 (latest changes Aug. 27, 2022).
86 place (224.29).
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 + 794.87 * 1.80 * 1 + 0 + 0) / (3.45 * 1 + 4.05 * 1 + 1.80 * 1 + 1 + 1) = 250.57256637168143
p2 = (794.87 * 1.80 * 1 + 198.20 * 4.05 * 1 + 173.33 * 3.45 * 1) / max_coefficients = 198.00489510489513
score = 250.57256637168143 * 0.5 + 198.00489510489513 * 0.5 = 224.28873073828828
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-08-27 | 93 -> 86 | 115.68 -> 224.29 |
Sun tournament: 0% -> 100% |
| 2022-08-20 | 91 -> 93 | 115.68 | |
| 2022-07-09 | 87 -> 91 | 115.68 | |
| 2022-07-03 | 85 -> 87 | 115.68 | |
| 2022-06-12 | 172 -> 85 | 64.46 -> 115.68 |
Moscow Riichi 2022: 0% -> 100% |
| 2021-02-01 | 267 -> 172 | 65.65 -> 64.46 | |
| 2020-02-01 | 267 | 65.65 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 795 |
|
9/40 | 100% | 1.80 | CRR | Sun tournament |
| 2 | 198 |
|
90/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
| 3 | 173 |
|
63/76 | 100% | 3.45 | RR | Saint Petersburg Open 2021 |
| 4 | 222 |
|
50/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
| 5 | 0 |
|
40/40 | 0% | 2.90 | RR | Summer Cup 2019 |