Igumensheva Elena
From Moscow, Russia
EMA: 15990453
Common russian riichi rating (CRR)
Rating date May 28, 2023 (latest changes May 28, 2023).
94 place (276.86).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 2.80 * 1 + 3.50 * 0.71) = 13.55005
p1 = (657.66 * 4.05 * 1 + 80 * 4.20 * 1 + 297.87 * 3.10 * 0.57 + 0 + 0) / (4.05 * 1 + 4.20 * 1 + 3.10 * 0.57 + 1 + 1) = 293.4065586698322
p2 = (657.66 * 4.05 * 1 + 297.87 * 3.10 * 0.57 + 80 * 4.20 * 1) / max_coefficients = 260.3045745218652
score = 293.4065586698322 * 0.5 + 260.3045745218652 * 0.5 = 276.8555665958487
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-05-20 | 96 -> 94 | 272.23 -> 276.86 | |
| 2023-05-06 | 97 -> 96 | 272.23 | |
| 2023-05-05 | 105 -> 97 | 233.29 -> 272.23 | |
| 2021-02-01 | 192 -> 105 | 226.95 -> 233.29 | |
| 2020-02-01 | 192 | 226.95 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 80 |
|
70/76 | 100% | 4.20 | RR | IX Russian Riichi Championship | Perm |
| 2 | 658 |
|
39/112 | 100% | 4.05 | RR | Moscow Riichi 2022 | Moscow |
| 3 | 298 |
|
34/48 | 57% | 3.10 | RR | Agari team tournament | Moscow |
| 4 | 129 |
|
28/32 | 0% | 2.70 | RR | The last chance: back to 2019 | Moscow |
| 5 | 586 |
|
47/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship | Moscow |