Kotova Velena
From Izhevsk, Russia
EMA: 15990160
Common russian riichi rating (CRR)
Rating date Aug. 4, 2025 (latest changes Aug. 4, 2025).
25 place (683.55).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (941.18 * 3.05 * 0.57 + 355.14 * 4.60 * 0.71 + 921.57 * 3.05 * 0.86 + 955.06 * 3.75 * 1 + 196.08 * 3.05 * 1 + 883.72 * 3 * 1) / (3.05 * 0.57 + 4.60 * 0.71 + 3.05 * 0.86 + 3.75 * 1 + 3.05 * 1 + 3 * 1) = 690.657785016716
p2 = (955.06 * 3.75 * 1 + 883.72 * 3 * 1 + 921.57 * 3.05 * 0.86 + 941.18 * 3.05 * 0.57) / max_coefficients = 676.4467105263158
score = 690.657785016716 * 0.5 + 676.4467105263158 * 0.5 = 683.5522477715159
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-08-04 | 27 -> 25 | 680.25 -> 683.55 | |
| 2025-08-03 | 39 -> 27 | 611.85 -> 680.25 |
Two roosters and Chuckles: 0% -> 100% |
| 2025-07-14 | 40 -> 39 | 611.85 | |
| 2025-07-13 | 38 -> 40 | 611.85 | |
| 2025-07-12 | 40 -> 38 | 607.52 -> 611.85 |
X Russian Championship: 86% -> 71% |
| 2025-07-10 | 36 -> 40 | 624.89 -> 607.52 |
Agari Spring Tournament 2024: 71% -> 57% |
| 2025-07-03 | 37 -> 36 | 624.89 | |
| 2025-06-15 | 33 -> 37 | 633.83 -> 624.89 | |
| 2025-06-14 | 32 -> 33 | 633.83 | |
| 2025-06-11 | 37 -> 32 | 627.08 -> 633.83 |
Money can not buy tenpai: 14% -> 0% |