Stolbova Anastasiya
From Tyumen, Russia
EMA: 15020037
Common russian riichi rating (CRR)
Rating date Nov. 5, 2025 (latest changes Nov. 5, 2025).
240 place (163.68).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (361.70 * 2.80 * 0.71 + 434.78 * 2.20 * 0.86 + 0 + 0 + 0) / (2.80 * 0.71 + 2.20 * 0.86 + 1 + 1 + 1) = 224.12521094564647
p2 = (434.78 * 2.20 * 0.86 + 361.70 * 2.80 * 0.71) / max_coefficients = 103.22742474916389
score = 224.12521094564647 * 0.5 + 103.22742474916389 * 0.5 = 163.6763178474052
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-04 | 231 -> 240 | 166.02 -> 163.68 | |
| 2025-11-01 | 231 | 165.84 -> 166.02 | |
| 2025-10-25 | 232 -> 231 | 165.84 | |
| 2025-10-13 | 233 -> 232 | 164.20 -> 165.84 | |
| 2025-10-09 | 235 -> 233 | 164.20 | |
| 2025-09-30 | 236 -> 235 | 164.20 | |
| 2025-09-19 | 237 -> 236 | 164.20 | |
| 2025-09-15 | 231 -> 237 | 173.42 -> 164.20 |
Tails, money, two renchans: 100% -> 86% |
| 2025-09-14 | 227 -> 231 | 181.68 -> 173.42 |
Guardian of the Winds: 86% -> 71% |
| 2025-09-03 | 234 -> 227 | 181.68 |