Chavgun Vladimir
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Aug. 20, 2024 (latest changes Aug. 20, 2024).
198 place (28.60).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
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 = 12.51437908496732
score = 44.676065276941664 * 0.5 + 12.51437908496732 * 0.5 = 28.595222180954494
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-08-20 | 201 -> 198 | 28.60 | |
| 2024-08-11 | 201 | 28.53 -> 28.60 | |
| 2024-08-04 | 199 -> 201 | 28.78 -> 28.53 | |
| 2024-07-14 | 192 -> 199 | 28.78 | |
| 2024-07-09 | 197 -> 192 | 28.78 | |
| 2024-07-03 | 199 -> 197 | 28.78 | |
| 2024-06-27 | 196 -> 199 | 50.25 -> 28.78 |
Sun tournament: 29% -> 14% |
| 2024-06-25 | 196 | 49.33 -> 50.25 |
Earth cup: 71% -> 57% |
| 2024-06-11 | 205 -> 196 | 48.91 -> 49.33 | |
| 2024-06-09 | 200 -> 205 | 48.91 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 32 |
|
31/32 | 57% | 1.80 | CRR | Earth cup | Saint Petersburg | |
| 2 | 615 |
|
16/40 | 14% | 1.80 | CRR | Sun tournament | Saint Petersburg | |
| 3 | 213 |
|
60/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 | Saint Petersburg |