Zhelnova Anna
From Novosibirsk, Russia
Common russian riichi rating (CRR)
Rating date June 29, 2026 (latest changes June 29, 2026).
180 place (322.00).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (935.48 * 2.40 * 0.71 + 628.57 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.71 + 2.50 * 1 + 1 + 1 + 1) = 440.1177103316737
p2 = (935.48 * 2.40 * 0.71 + 628.57 * 2.50 * 1) / max_coefficients = 203.8736081869205
score = 440.1177103316737 * 0.5 + 203.8736081869205 * 0.5 = 321.9956592592971
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-06-29 | 181 -> 180 | 322.00 | |
| 2026-06-16 | 180 -> 181 | 322.00 | |
| 2026-06-15 | 181 -> 180 | 318.30 -> 322.00 | |
| 2026-06-14 | 165 -> 181 | 326.97 -> 318.30 | |
| 2026-06-13 | 142 -> 165 | 348.99 -> 326.97 |
Akademgorodok Riichi Mahjong Tournament 2025: 86% -> 71% |
| 2026-06-09 | 144 -> 142 | 348.99 | |
| 2026-06-04 | 146 -> 144 | 348.99 | |
| 2026-06-02 | 148 -> 146 | 348.99 | |
| 2026-06-01 | 147 -> 148 | 348.99 | |
| 2026-05-31 | 146 -> 147 | 348.99 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 629 |
|
14/36 | 100% | 2.50 | CRR | Akademgorodok Riichi Mahjong Tournament 2026 | Novosibirsk | |
| 2 | 935 |
|
🥉 | 3/32 | 71% | 2.40 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk |