Kotova Velena
From Izhevsk, Russia
EMA: 15990160
Internal rating (RR)
Rating date Feb. 12, 2024 (latest changes Feb. 12, 2024).
52 place (365.85).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 4.05 * 0.29) = 11.907145000000002
p1 = (447.76 * 3.50 * 0.14 + 893.33 * 4.20 * 0.71 + 241.38 * 3.75 * 1 + 0 + 0) / (3.50 * 0.14 + 4.20 * 0.71 + 3.75 * 1 + 1 + 1) = 411.7928133523455
p2 = (893.33 * 4.20 * 0.71 + 241.38 * 3.75 * 1 + 447.76 * 3.50 * 0.14) / max_coefficients = 319.90624116864285
score = 411.7928133523455 * 0.5 + 319.90624116864285 * 0.5 = 365.84952726049414
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-02-12 | 53 -> 52 | 358.44 -> 365.85 | |
| 2024-01-20 | 53 | 368.32 -> 358.44 |
Tenpai can't buy happiness: 29% -> 14% |
| 2024-01-06 | 49 -> 53 | 395.29 -> 368.32 |
IX Russian Riichi Championship: 86% -> 71% |
| 2023-12-19 | 50 -> 49 | 395.29 | |
| 2023-12-12 | 50 | 387.90 -> 395.29 | |
| 2023-11-28 | 55 -> 50 | 387.90 | |
| 2023-11-20 | 54 -> 55 | 396.24 -> 387.90 |
Tenpai can't buy happiness: 43% -> 29% |
| 2023-11-06 | 46 -> 54 | 419.49 -> 396.24 |
IX Russian Riichi Championship: 100% -> 86% |
| 2023-10-12 | 49 -> 46 | 412.21 -> 419.49 | |
| 2023-09-28 | 50 -> 49 | 412.21 |