Kotova Velena
From Izhevsk, Russia
EMA: 15990160
Common russian riichi rating (CRR)
Rating date Oct. 19, 2023 (latest changes Oct. 19, 2023).
57 place (413.34).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (447.76 * 3.50 * 0.43 + 893.33 * 4.20 * 1 + 241.38 * 3.75 * 1 + 0 + 0) / (3.50 * 0.43 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 465.3985554711314
p2 = (893.33 * 4.20 * 1 + 241.38 * 3.75 * 1 + 447.76 * 3.50 * 0.43) / max_coefficients = 361.2786440677967
score = 465.3985554711314 * 0.5 + 361.2786440677967 * 0.5 = 413.33859976946405
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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 | |
| 2023-08-12 | 51 -> 45 | 427.55 -> 435.83 | |
| 2023-07-20 | 48 -> 51 | 435.09 -> 427.55 |
Tenpai can't buy happiness: 71% -> 57% |
| 2023-07-06 | 51 -> 48 | 435.09 | |
| 2023-07-03 | 52 -> 51 | 435.09 |