Chavgun Vladimir
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Nov. 6, 2022 (latest changes Nov. 6, 2022).
114 place (172.39).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 1) = 15.2
p1 = (213.33 * 3.45 * 1 + 615.38 * 1.80 * 1 + 0 + 0 + 0) / (3.45 * 1 + 1.80 * 1 + 1 + 1 + 1) = 223.47757575757578
p2 = (615.38 * 1.80 * 1 + 213.33 * 3.45 * 1) / max_coefficients = 121.29539473684211
score = 223.47757575757578 * 0.5 + 121.29539473684211 * 0.5 = 172.38648524720895
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-11-06 | 93 -> 114 | 176.20 -> 172.39 | |
2022-08-27 | 93 | 176.20 |
Sun tournament: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 615 |
|
16/40 | 100% | 1.80 | CRR | Sun tournament |
2 | 213 |
|
60/76 | 100% | 3.45 | RR | Saint Petersburg Open 2021 |