Chavgun Vladimir
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date March 3, 2024 (latest changes March 3, 2024).
172 place (68.56).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002
p1 = (615.38 * 1.80 * 0.43 + 32.26 * 1.80 * 0.86 + 0 + 0 + 0) / (1.80 * 0.43 + 1.80 * 0.86 + 1 + 1 + 1) = 98.7023593124913
p2 = (615.38 * 1.80 * 0.43 + 32.26 * 1.80 * 0.86) / max_coefficients = 38.426937317491635
score = 98.7023593124913 * 0.5 + 38.426937317491635 * 0.5 = 68.56464831499147
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-03-03 | 173 -> 172 | 68.56 | |
| 2024-02-27 | 168 -> 173 | 86.28 -> 68.56 |
Sun tournament: 57% -> 43% |
| 2024-02-25 | 167 -> 168 | 84.59 -> 86.28 |
Earth cup: 100% -> 86% |
| 2024-01-09 | 168 -> 167 | 84.59 | |
| 2024-01-06 | 168 | 83.52 -> 84.59 | |
| 2024-01-05 | 169 -> 168 | 83.52 | |
| 2024-01-03 | 170 -> 169 | 83.52 | |
| 2023-12-27 | 168 -> 170 | 99.58 -> 83.52 |
Sun tournament: 71% -> 57% |
| 2023-12-19 | 178 -> 168 | 99.58 | |
| 2023-11-28 | 184 -> 178 | 119.03 -> 99.58 |
Saint Petersburg Open 2021: 14% -> 0% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 32 |
|
31/32 | 86% | 1.80 | CRR | Earth cup |
| 2 | 615 |
|
16/40 | 43% | 1.80 | CRR | Sun tournament |
| 3 | 213 |
|
60/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |