Zyryanov Denis
From Novosibirsk, Russia
Common russian riichi rating (CRR)
Rating date May 1, 2025 (latest changes May 1, 2025).
227 place (150.55).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (344.83 * 3.75 * 0.14 + 65.42 * 4.60 * 1 + 583.33 * 2.20 * 1 + 0 + 0) / (3.75 * 0.14 + 4.60 * 1 + 2.20 * 1 + 1 + 1) = 189.4883982486912
p2 = (583.33 * 2.20 * 1 + 65.42 * 4.60 * 1 + 344.83 * 3.75 * 0.14) / max_coefficients = 111.61135646687697
score = 189.4883982486912 * 0.5 + 111.61135646687697 * 0.5 = 150.54987735778408
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-04-27 | 221 -> 227 | 150.55 | |
2025-04-26 | 220 -> 221 | 150.55 | |
2025-04-22 | 223 -> 220 | 150.55 | |
2025-04-13 | 257 -> 223 | 45.17 -> 150.55 |
Akademgorodok Riichi Mahjong Tournament 2025: 0% -> 100% |
2025-04-11 | 250 -> 257 | 59.80 -> 45.17 |
Money can not buy tenpai: 29% -> 14% |
2025-03-30 | 251 -> 250 | 59.80 | |
2025-03-29 | 245 -> 251 | 59.80 | |
2025-03-23 | 233 -> 245 | 59.80 | |
2025-03-02 | 232 -> 233 | 59.80 | |
2025-03-01 | 233 -> 232 | 59.80 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
---|---|---|---|---|---|---|---|---|
1 | 583 |
|
11/25 | 100% | 2.20 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk |
2 | 65 |
|
101/108 | 100% | 4.60 | RR | X Russian Championship | Perm |
3 | 345 |
|
58/88 | 14% | 3.75 | RR | Money can not buy tenpai | Perm |
4 | 547 |
|
35/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |