Zheleznyakova Anna
From Simferopol, Russia
Common russian riichi rating (CRR)
Rating date Nov. 9, 2026 (latest changes Nov. 8, 2026).
317 place (148.31).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.40 * 1 + 3.40 * 1 + 3.40 * 1) = 14.91
p1 = (600 * 2 * 0.43 + 43.48 * 1.20 * 0.71 + 347.83 * 1.20 * 1 + 105.26 * 1.30 * 1 + 105.26 * 2.10 * 1) / (2 * 0.43 + 1.20 * 0.71 + 1.20 * 1 + 1.30 * 1 + 2.10 * 1) = 210.1353106253048
p2 = (600 * 2 * 0.43 + 347.83 * 1.20 * 1 + 105.26 * 2.10 * 1 + 105.26 * 1.30 * 1) / max_coefficients = 86.49228705566733
score = 210.1353106253048 * 0.5 + 86.49228705566733 * 0.5 = 148.31379884048607
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-11-08 | 315 -> 317 | 148.31 | |
| 2026-11-04 | 315 | 146.91 -> 148.31 | |
| 2026-11-02 | 316 -> 315 | 146.91 | |
| 2026-11-01 | 312 -> 316 | 146.91 | |
| 2026-10-31 | 307 -> 312 | 146.91 | |
| 2026-10-27 | 295 -> 307 | 173.89 -> 146.91 |
Happy Bamboo 2024: 14% -> 0% South Dragon Cup II: 57% -> 43% |
| 2026-10-24 | 292 -> 295 | 173.89 | |
| 2026-10-17 | 291 -> 292 | 173.89 | |
| 2026-10-16 | 290 -> 291 | 173.89 | |
| 2026-10-13 | 294 -> 290 | 173.89 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 105 |
|
18/20 | 100% | 2.10 | RR | The Southern Dragon Cup 2026 | Simferopol | |
| 2 | 105 |
|
18/20 | 100% | 1.30 | CRR | The Southern Coon Mini Cup 2026 | Simferopol | |
| 3 | 348 |
|
16/24 | 100% | 1.20 | CRR | Riichi on fire | Simferopol | |
| 4 | 43 |
|
23/24 | 71% | 1.20 | CRR | Pands in discards | Simferopol | |
| 5 | 600 |
|
7/16 | 43% | 2.00 | RR | South Dragon Cup II | Simferopol | |
| 6 | 800 |
|
4/16 | 0% | 1.80 | CRR | Happy Bamboo 2024 | Simferopol |