Igumensheva Elena
From Moscow, Russia
EMA: 15990453
Internal rating (RR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
91 place (233.29).
how we calculated rating score
max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645
p1 = (585.59 * 4.05 * 0.86 + 129.03 * 2.70 * 0.86 + 0 + 0 + 0) / (4.05 * 0.86 + 2.70 * 0.86 + 1 + 1 + 1) = 265.36223347191515
p2 = (585.59 * 4.05 * 0.86 + 129.03 * 2.70 * 0.86) / max_coefficients = 201.2248778553115
score = 265.36223347191515 * 0.5 + 201.2248778553115 * 0.5 = 233.29355566361332
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2021-02-01 | 171 -> 91 | 226.95 -> 233.29 | |
| 2020-02-01 | 171 | 226.95 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 129 |
|
28/32 | 86% | 2.70 | RR | The last chance: back to 2019 |
| 2 | 586 |
|
47/112 | 86% | 4.05 | EMA | VIII Russian Riichi Championship |