Chavgun Vladimir
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date May 6, 2024 (latest changes May 6, 2024).
178 place (50.35).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (615.38 * 1.80 * 0.29 + 32.26 * 1.80 * 0.71 + 0 + 0 + 0) / (1.80 * 0.29 + 1.80 * 0.71 + 1 + 1 + 1) = 74.57291666666667
p2 = (615.38 * 1.80 * 0.29 + 32.26 * 1.80 * 0.71) / max_coefficients = 26.127737226277375
score = 74.57291666666667 * 0.5 + 26.127737226277375 * 0.5 = 50.35032694647202
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-05 | 177 -> 178 | 50.35 | |
| 2024-05-03 | 178 -> 177 | 50.35 | |
| 2024-04-27 | 173 -> 178 | 69.88 -> 50.35 |
Sun tournament: 43% -> 29% |
| 2024-04-25 | 174 -> 173 | 68.49 -> 69.88 |
Earth cup: 86% -> 71% |
| 2024-04-17 | 175 -> 174 | 68.49 | |
| 2024-03-30 | 165 -> 175 | 68.49 | |
| 2024-03-20 | 172 -> 165 | 68.49 | |
| 2024-03-10 | 170 -> 172 | 69.45 -> 68.49 | |
| 2024-03-09 | 171 -> 170 | 69.45 | |
| 2024-03-06 | 171 | 68.56 -> 69.45 |
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 |