Sanzharov Roman
From Barnaul, Russia
EMA: 15020091
Common russian riichi rating (CRR)
Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).
277 place (203.68).
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 * 0.57 + 314.29 * 2.50 * 1 + 0 + 0 + 0) / (2.40 * 0.57 + 2.50 * 1 + 1 + 1 + 1) = 281.7317095887859
p2 = (838.71 * 2.40 * 0.57 + 314.29 * 2.50 * 1) / max_coefficients = 125.62491888384167
score = 281.7317095887859 * 0.5 + 125.62491888384167 * 0.5 = 203.67831423631378
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-31 | 278 -> 277 | 203.48 -> 203.68 | |
| 2026-08-30 | 275 -> 278 | 203.48 | |
| 2026-08-16 | 273 -> 275 | 203.48 | |
| 2026-08-15 | 273 | 203.02 -> 203.48 | |
| 2026-08-13 | 258 -> 273 | 225.49 -> 203.02 |
Akademgorodok Riichi Mahjong Tournament 2025: 71% -> 57% |
| 2026-08-04 | 260 -> 258 | 225.49 | |
| 2026-08-03 | 263 -> 260 | 225.49 | |
| 2026-08-02 | 258 -> 263 | 225.49 | |
| 2026-07-26 | 257 -> 258 | 225.49 | |
| 2026-07-25 | 256 -> 257 | 225.49 |