Chavgun Vladimir
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date July 14, 2024 (latest changes July 14, 2024).
197 place (28.78).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (615.38 * 1.80 * 0.14 + 32.26 * 1.80 * 0.57 + 0 + 0 + 0) / (1.80 * 0.14 + 1.80 * 0.57 + 1 + 1 + 1) = 44.676065276941664
p2 = (615.38 * 1.80 * 0.14 + 32.26 * 1.80 * 0.57) / max_coefficients = 12.881350230841035
score = 44.676065276941664 * 0.5 + 12.881350230841035 * 0.5 = 28.77870775389135
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-07-14 | 191 -> 197 | 28.78 | |
| 2024-07-09 | 196 -> 191 | 28.78 | |
| 2024-07-03 | 198 -> 196 | 28.78 | |
| 2024-06-27 | 195 -> 198 | 50.25 -> 28.78 |
Sun tournament: 29% -> 14% |
| 2024-06-25 | 195 | 49.33 -> 50.25 |
Earth cup: 71% -> 57% |
| 2024-06-11 | 204 -> 195 | 48.91 -> 49.33 | |
| 2024-06-09 | 199 -> 204 | 48.91 | |
| 2024-05-25 | 194 -> 199 | 48.91 | |
| 2024-05-19 | 189 -> 194 | 48.91 | |
| 2024-05-14 | 190 -> 189 | 48.91 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 32 |
|
31/32 | 57% | 1.80 | CRR | Earth cup |
| 2 | 615 |
|
16/40 | 14% | 1.80 | CRR | Sun tournament |
| 3 | 213 |
|
60/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |