Chavgun Vladimir
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date June 2, 2024 (latest changes May 25, 2024).
200 place (48.91).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (32.26 * 1.80 * 0.71 + 615.38 * 1.80 * 0.29 + 0 + 0 + 0) / (1.80 * 0.71 + 1.80 * 0.29 + 1 + 1 + 1) = 74.57291666666667
p2 = (615.38 * 1.80 * 0.29 + 32.26 * 1.80 * 0.71) / max_coefficients = 23.243506493506498
score = 74.57291666666667 * 0.5 + 23.243506493506498 * 0.5 = 48.908211580086586
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-25 | 195 -> 200 | 48.91 | |
| 2024-05-19 | 190 -> 195 | 48.91 | |
| 2024-05-14 | 191 -> 190 | 48.91 | |
| 2024-05-12 | 179 -> 191 | 50.35 -> 48.91 | |
| 2024-05-05 | 178 -> 179 | 50.35 | |
| 2024-05-03 | 179 -> 178 | 50.35 | |
| 2024-04-27 | 174 -> 179 | 69.88 -> 50.35 |
Sun tournament: 43% -> 29% |
| 2024-04-25 | 175 -> 174 | 68.49 -> 69.88 |
Earth cup: 86% -> 71% |
| 2024-04-17 | 176 -> 175 | 68.49 | |
| 2024-03-30 | 166 -> 176 | 68.49 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 32 |
|
31/32 | 71% | 1.80 | CRR | Earth cup |
| 2 | 615 |
|
16/40 | 29% | 1.80 | CRR | Sun tournament |
| 3 | 213 |
|
60/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |