Sanzharov Roman
From Barnaul, Russia
EMA: 15020091
Common russian riichi rating (CRR)
Rating date Oct. 22, 2026 (latest changes Oct. 17, 2026).
285 place (179.73).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41
p1 = (838.71 * 2.40 * 0.43 + 314.29 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.43 + 2.50 * 1 + 1 + 1 + 1) = 252.49362807567886
p2 = (838.71 * 2.40 * 0.43 + 314.29 * 2.50 * 1) / max_coefficients = 106.97209604153147
score = 252.49362807567886 * 0.5 + 106.97209604153147 * 0.5 = 179.73286205860518
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-10-17 | 284 -> 285 | 179.73 | |
| 2026-10-16 | 285 -> 284 | 179.73 | |
| 2026-10-13 | 280 -> 285 | 203.68 -> 179.73 |
Akademgorodok Riichi Mahjong Tournament 2025: 57% -> 43% |
| 2026-10-10 | 278 -> 280 | 203.68 | |
| 2026-10-03 | 280 -> 278 | 203.68 | |
| 2026-10-02 | 281 -> 280 | 203.68 | |
| 2026-09-23 | 282 -> 281 | 203.68 | |
| 2026-09-15 | 283 -> 282 | 203.68 | |
| 2026-09-06 | 276 -> 283 | 203.68 | |
| 2026-09-01 | 277 -> 276 | 203.68 |