Stolbova Anastasiya
From Tyumen, Russia
EMA: 15020037
Common russian riichi rating (CRR)
Rating date July 14, 2025 (latest changes July 14, 2025).
227 place (179.47).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (361.70 * 2.80 * 0.86 + 434.78 * 2.20 * 1 + 0 + 0 + 0) / (2.80 * 0.86 + 2.20 * 1 + 1 + 1 + 1) = 240.07747490749853
p2 = (434.78 * 2.20 * 1 + 361.70 * 2.80 * 0.86) / max_coefficients = 118.86384364820847
score = 240.07747490749853 * 0.5 + 118.86384364820847 * 0.5 = 179.47065927785349
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-14 | 224 -> 227 | 187.23 -> 179.47 |
Guardian of the Winds: 100% -> 86% |
| 2025-07-13 | 220 -> 224 | 187.23 | |
| 2025-07-12 | 220 | 186.03 -> 187.23 | |
| 2025-07-03 | 223 -> 220 | 186.03 | |
| 2025-06-27 | 224 -> 223 | 186.03 | |
| 2025-06-25 | 225 -> 224 | 186.03 | |
| 2025-06-15 | 216 -> 225 | 187.89 -> 186.03 | |
| 2025-06-14 | 210 -> 216 | 187.89 | |
| 2025-06-11 | 216 -> 210 | 187.89 | |
| 2025-05-17 | 214 -> 216 | 187.89 |