Kotova Velena
From Izhevsk, Russia
EMA: 15990160
Internal rating (RR)
Rating date Dec. 19, 2023 (latest changes Dec. 19, 2023).
49 place (395.29).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.43) = 13.085650000000001
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 = 349.14199906003904
score = 441.43493043806774 * 0.5 + 349.14199906003904 * 0.5 = 395.2884647490534
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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 | |
| 2023-09-20 | 50 | 419.38 -> 412.21 |
Tenpai can't buy happiness: 57% -> 43% |
| 2023-09-06 | 51 -> 50 | 419.38 | |
| 2023-09-03 | 37 -> 51 | 448.51 -> 419.38 |