Nikonenko Yaroslav
From Barnaul, Russia
Common russian riichi rating (CRR)
Rating date March 23, 2026 (latest changes March 21, 2026).
234 place (209.29).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (933.33 * 1.60 * 0.14 + 516.13 * 2.40 * 1 + 210.53 * 3.90 * 1 + 0 + 0) / (1.60 * 0.14 + 2.40 * 1 + 3.90 * 1 + 1 + 1) = 266.53253039171545
p2 = (516.13 * 2.40 * 1 + 210.53 * 3.90 * 1 + 933.33 * 1.60 * 0.14) / max_coefficients = 152.05083612040136
score = 266.53253039171545 * 0.5 + 152.05083612040136 * 0.5 = 209.2916832560584
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-21 | 230 -> 234 | 209.29 | |
| 2026-03-14 | 224 -> 230 | 209.29 | |
| 2026-03-10 | 226 -> 224 | 209.29 | |
| 2026-03-07 | 220 -> 226 | 209.29 | |
| 2026-03-05 | 210 -> 220 | 225.12 -> 209.29 |
Akademgorodok: Riichi Mahjong Tournament 2024: 29% -> 14% |
| 2026-03-02 | 212 -> 210 | 225.12 | |
| 2026-02-25 | 213 -> 212 | 225.12 | |
| 2026-02-23 | 205 -> 213 | 225.12 | |
| 2026-02-13 | 208 -> 205 | 225.12 | |
| 2026-02-08 | 206 -> 208 | 225.12 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 211 |
|
46/58 | 100% | 3.90 | RR | XI Russian Championship | Moscow | |
| 2 | 516 |
|
16/32 | 100% | 2.40 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk | |
| 3 | 933 |
|
🥈 | 2/16 | 14% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk |