Kotova Velena
From Izhevsk, Russia
EMA: 15990160
Common russian riichi rating (CRR)
Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).
72 place (382.16).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002
p1 = (447.76 * 3.50 * 0.29 + 893.33 * 4.20 * 0.86 + 241.38 * 3.75 * 1 + 0 + 0) / (3.50 * 0.29 + 4.20 * 0.86 + 3.75 * 1 + 1 + 1) = 441.43493043806774
p2 = (893.33 * 4.20 * 0.86 + 241.38 * 3.75 * 1 + 447.76 * 3.50 * 0.29) / max_coefficients = 322.88396601511533
score = 441.43493043806774 * 0.5 + 322.88396601511533 * 0.5 = 382.1594482265915
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-11-20 | 70 -> 72 | 390.22 -> 382.16 |
Tenpai can't buy happiness: 43% -> 29% |
| 2023-11-06 | 60 -> 70 | 413.34 -> 390.22 |
IX Russian Riichi Championship: 100% -> 86% |
| 2023-11-05 | 58 -> 60 | 413.34 | |
| 2023-10-22 | 57 -> 58 | 413.34 | |
| 2023-10-12 | 60 -> 57 | 412.21 -> 413.34 | |
| 2023-09-20 | 58 -> 60 | 419.38 -> 412.21 |
Tenpai can't buy happiness: 57% -> 43% |
| 2023-09-06 | 60 -> 58 | 419.38 | |
| 2023-09-03 | 45 -> 60 | 435.83 -> 419.38 | |
| 2023-08-27 | 44 -> 45 | 435.83 | |
| 2023-08-26 | 45 -> 44 | 435.83 |