Tumanov Maksim
From Cherepovets, Russia
Common russian riichi rating (CRR)
Rating date March 15, 2026 (latest changes March 15, 2026).
204 place (241.15).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (231.58 * 3.85 * 0.43 + 298.70 * 3.45 * 1 + 459.46 * 3.40 * 1 + 0 + 0) / (3.85 * 0.43 + 3.45 * 1 + 3.40 * 1 + 1 + 1) = 283.31227006193274
p2 = (459.46 * 3.40 * 1 + 298.70 * 3.45 * 1 + 231.58 * 3.85 * 0.43) / max_coefficients = 198.98394648829435
score = 283.31227006193274 * 0.5 + 198.98394648829435 * 0.5 = 241.14810827511354
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-14 | 205 -> 204 | 241.15 | |
| 2026-03-12 | 207 -> 205 | 241.15 | |
| 2026-03-07 | 204 -> 207 | 241.15 | |
| 2026-03-01 | 204 | 244.12 -> 241.15 |
SPB Riichi Open 2024: 57% -> 43% |
| 2026-02-27 | 205 -> 204 | 244.12 | |
| 2026-02-25 | 206 -> 205 | 244.12 | |
| 2026-02-23 | 252 -> 206 | 140.52 -> 244.12 |
White Wolf Cup 2026: 0% -> 100% |
| 2026-02-13 | 253 -> 252 | 140.52 | |
| 2026-02-09 | 254 -> 253 | 140.52 | |
| 2026-02-04 | 256 -> 254 | 140.52 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 459 |
|
41/75 | 100% | 3.40 | RR | White Wolf Cup 2026 | Saint Petersburg | |
| 2 | 299 |
|
55/78 | 100% | 3.45 | RR | SPB Riichi Open 2025 | Saint Petersburg | |
| 3 | 232 |
|
74/96 | 43% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 4 | 182 |
|
10/12 | 0% | 0.90 | CRR | "Haku no Ten" summer riichi mahjong tournament 2013 | Vologda |