Nikonenko Yaroslav
From Barnaul, Russia
Common russian riichi rating (CRR)
Rating date Aug. 6, 2025 (latest changes Aug. 4, 2025).
216 place (211.35).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (933.33 * 1.60 * 0.71 + 375 * 2.20 * 1 + 0 + 0 + 0) / (1.60 * 0.71 + 2.20 * 1 + 1 + 1 + 1) = 298.23833968165883
p2 = (933.33 * 1.60 * 0.71 + 375 * 2.20 * 1) / max_coefficients = 124.45328947368422
score = 298.23833968165883 * 0.5 + 124.45328947368422 * 0.5 = 211.34581457767152
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-08-04 | 216 | 210.74 -> 211.35 | |
| 2025-08-03 | 212 -> 216 | 210.74 | |
| 2025-07-26 | 209 -> 212 | 210.74 | |
| 2025-07-19 | 210 -> 209 | 210.74 | |
| 2025-07-13 | 206 -> 210 | 210.74 | |
| 2025-07-12 | 206 | 209.58 -> 210.74 | |
| 2025-07-05 | 200 -> 206 | 227.44 -> 209.58 |
Akademgorodok: Riichi Mahjong Tournament 2024: 86% -> 71% |
| 2025-07-03 | 202 -> 200 | 227.44 | |
| 2025-06-15 | 194 -> 202 | 229.44 -> 227.44 | |
| 2025-06-14 | 191 -> 194 | 229.44 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 375 |
|
16/25 | 100% | 2.20 | CRR | Akademgorodok Riichi Mahjong Tournament 2025 | Novosibirsk | |
| 2 | 933 |
|
🥈 | 2/16 | 71% | 1.60 | CRR | Akademgorodok: Riichi Mahjong Tournament 2024 | Novosibirsk |