Kotova Velena
From Izhevsk, Russia
EMA: 15990160
Common russian riichi rating (CRR)
Rating date May 20, 2023 (latest changes May 20, 2023).
47 place (430.86).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 2.80 * 1 + 3.50 * 0.71) = 13.55005
p1 = (447.76 * 3.50 * 0.71 + 893.33 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 0.71 + 4.20 * 1 + 1 + 1 + 1) = 502.2066896562389
p2 = (893.33 * 4.20 * 1 + 447.76 * 3.50 * 0.71) / max_coefficients = 359.51380253209396
score = 502.2066896562389 * 0.5 + 359.51380253209396 * 0.5 = 430.8602460941664
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-05-20 | 44 -> 47 | 431.10 -> 430.86 |
Tenpai can't buy happiness: 86% -> 71% |
| 2023-05-06 | 46 -> 44 | 431.10 | |
| 2023-05-01 | 44 -> 46 | 431.10 | |
| 2023-04-22 | 42 -> 44 | 431.10 | |
| 2023-03-28 | 45 -> 42 | 431.10 | |
| 2023-03-20 | 43 -> 45 | 431.35 -> 431.10 |
Tenpai can't buy happiness: 100% -> 86% |
| 2023-03-06 | 44 -> 43 | 431.35 | |
| 2023-02-25 | 42 -> 44 | 431.35 | |
| 2023-02-19 | 43 -> 42 | 431.35 | |
| 2023-01-28 | 46 -> 43 | 429.40 -> 431.35 |