Kotova Velena
From Izhevsk, Russia
EMA: 15990160
Common russian riichi rating (CRR)
Rating date Aug. 10, 2026 (latest changes Aug. 8, 2026).
102 place (462.72).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997
p1 = (955.06 * 3.75 * 0.29 + 196.08 * 3.05 * 0.43 + 883.72 * 3 * 0.86 + 789.47 * 1.30 * 1 + 0) / (3.75 * 0.29 + 3.05 * 0.43 + 3 * 0.86 + 1.30 * 1 + 1) = 631.4799987034314
p2 = (883.72 * 3 * 0.86 + 789.47 * 1.30 * 1 + 955.06 * 3.75 * 0.29 + 196.08 * 3.05 * 0.43) / max_coefficients = 293.9602969286849
score = 631.4799987034314 * 0.5 + 293.9602969286849 * 0.5 = 462.72014781605816
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-08-03 | 98 -> 102 | 481.92 -> 462.72 |
Two roosters and Chuckles: 100% -> 86% |
| 2026-08-02 | 100 -> 98 | 472.60 -> 481.92 |
Agari Winter Tournament 2025: 57% -> 43% |
| 2026-07-25 | 98 -> 100 | 472.60 | |
| 2026-07-18 | 99 -> 98 | 472.60 | |
| 2026-07-12 | 98 -> 99 | 472.60 | |
| 2026-07-11 | 96 -> 98 | 472.60 | |
| 2026-06-27 | 95 -> 96 | 472.60 | |
| 2026-06-15 | 96 -> 95 | 466.73 -> 472.60 | |
| 2026-06-14 | 75 -> 96 | 480.50 -> 466.73 | |
| 2026-06-13 | 70 -> 75 | 508.06 -> 480.50 |
Moscow Riichi 2024: 43% -> 29% |