Sanzharov Roman
From Barnaul, Russia
EMA: 15020091
Common russian riichi rating (CRR)
Rating date April 22, 2025 (latest changes April 22, 2025).
111 place (375.18).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (666.67 * 2.30 * 0.57 + 666.67 * 1.60 * 1 + 791.67 * 2.20 * 1 + 0 + 0) / (2.30 * 0.57 + 1.60 * 1 + 2.20 * 1 + 1 + 1) = 517.904984664517
p2 = (791.67 * 2.20 * 1 + 666.67 * 1.60 * 1 + 666.67 * 2.30 * 0.57) / max_coefficients = 232.45993690851736
score = 517.904984664517 * 0.5 + 232.45993690851736 * 0.5 = 375.18246078651714
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-04-13 | 189 -> 111 | 225.54 -> 375.18 |
Akademgorodok Riichi Mahjong Tournament 2025: 0% -> 100% |
| 2025-04-11 | 190 -> 189 | 225.54 | |
| 2025-03-29 | 188 -> 190 | 225.54 | |
| 2025-03-23 | 182 -> 188 | 225.54 | |
| 2025-03-10 | 183 -> 182 | 225.54 | |
| 2025-03-05 | 177 -> 183 | 241.35 -> 225.54 |
Finding Dora: 71% -> 57% |
| 2025-03-03 | 178 -> 177 | 241.35 | |
| 2025-03-02 | 174 -> 178 | 241.35 | |
| 2025-02-27 | 175 -> 174 | 241.35 | |
| 2025-02-25 | 178 -> 175 | 241.35 |