Sanzharov Roman
From Barnaul, Russia
EMA: 15020091
Common russian riichi rating (CRR)
Rating date Nov. 5, 2025 (latest changes Nov. 5, 2025).
172 place (285.55).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (666.67 * 1.60 * 0.43 + 838.71 * 2.40 * 1 + 0 + 0 + 0) / (1.60 * 0.43 + 2.40 * 1 + 1 + 1 + 1) = 405.87699810705647
p2 = (838.71 * 2.40 * 1 + 666.67 * 1.60 * 0.43) / max_coefficients = 165.22207357859534
score = 405.87699810705647 * 0.5 + 165.22207357859534 * 0.5 = 285.5495358428259
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-05 | 162 -> 172 | 295.36 -> 285.55 |
Akademgorodok: Riichi Mahjong Tournament 2024: 57% -> 43% Finding Dora: 14% -> 0% |
| 2025-11-04 | 135 -> 162 | 351.13 -> 295.36 | |
| 2025-11-01 | 135 | 350.78 -> 351.13 | |
| 2025-10-25 | 136 -> 135 | 350.78 | |
| 2025-10-13 | 137 -> 136 | 347.77 -> 350.78 | |
| 2025-10-09 | 136 -> 137 | 347.77 | |
| 2025-10-04 | 138 -> 136 | 347.77 | |
| 2025-09-12 | 139 -> 138 | 347.77 | |
| 2025-09-05 | 135 -> 139 | 367.65 -> 347.77 |
Finding Dora: 29% -> 14% Akademgorodok: Riichi Mahjong Tournament 2024: 71% -> 57% |
| 2025-09-01 | 136 -> 135 | 364.79 -> 367.65 |