Igumensheva Elena
From Moscow, Russia
EMA: 15990453
Internal rating (RR)
Rating date Feb. 12, 2024 (latest changes Feb. 12, 2024).
71 place (278.86).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 4.05 * 0.29) = 11.907145000000002
p1 = (657.66 * 4.05 * 0.29 + 80 * 4.20 * 0.71 + 514.02 * 4 * 1 + 0 + 0) / (4.05 * 0.29 + 4.20 * 0.71 + 4 * 1 + 1 + 1) = 300.9743387536557
p2 = (514.02 * 4 * 1 + 657.66 * 4.05 * 0.29 + 80 * 4.20 * 0.71) / max_coefficients = 256.7399657936474
score = 300.9743387536557 * 0.5 + 256.7399657936474 * 0.5 = 278.85715227365154
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-02-12 | 70 -> 71 | 297.76 -> 278.86 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 71 -> 70 | 297.76 | |
| 2024-01-06 | 73 -> 71 | 286.93 -> 297.76 |
IX Russian Riichi Championship: 86% -> 71% |
| 2023-12-19 | 72 -> 73 | 306.04 -> 286.93 |
Agari team tournament: 14% -> 0% |
| 2023-12-12 | 70 -> 72 | 322.31 -> 306.04 |
Moscow Riichi 2022: 57% -> 43% |
| 2023-11-28 | 76 -> 70 | 322.31 | |
| 2023-11-06 | 82 -> 76 | 311.01 -> 322.31 |
IX Russian Riichi Championship: 100% -> 86% |
| 2023-10-19 | 82 | 314.91 -> 311.01 |
Agari team tournament: 29% -> 14% |
| 2023-10-12 | 81 -> 82 | 329.17 -> 314.91 |
Moscow Riichi 2022: 71% -> 57% |
| 2023-09-20 | 82 -> 81 | 329.17 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 514 |
|
53/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 80 |
|
70/76 | 71% | 4.20 | RR | IX Russian Riichi Championship |
| 3 | 658 |
|
39/112 | 29% | 4.05 | RR | Moscow Riichi 2022 |
| 4 | 298 |
|
34/48 | 0% | 3.10 | RR | Agari team tournament |
| 5 | 129 |
|
28/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
| 6 | 586 |
|
47/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |