Chavgun Vladimir
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Dec. 13, 2022 (latest changes Dec. 13, 2022).
113 place (170.60).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.10 * 1) = 14.85
p1 = (615.38 * 1.80 * 1 + 213.33 * 3.45 * 0.86 + 0 + 0 + 0) / (1.80 * 1 + 3.45 * 0.86 + 1 + 1 + 1) = 224.12287232362533
p2 = (615.38 * 1.80 * 1 + 213.33 * 3.45 * 0.86) / max_coefficients = 117.07205387205387
score = 224.12287232362533 * 0.5 + 117.07205387205387 * 0.5 = 170.5974630978396
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-12-03 | 113 | 170.60 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 615 |
|
16/40 | 100% | 1.80 | CRR | Sun tournament |
| 2 | 213 |
|
60/76 | 86% | 3.45 | RR | Saint Petersburg Open 2021 |