Alekseeva Olga
From Moscow, Russia
EMA: 15990342
Internal rating (RR)
Rating date Sept. 3, 2023 (latest changes Sept. 3, 2023).
58 place (397.92).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (672.73 * 3.30 * 0.29 + 813.33 * 3.45 * 0.29 + 361.70 * 3.10 * 0.29 + 579.44 * 4 * 1 + 0) / (3.30 * 0.29 + 3.45 * 0.29 + 3.10 * 0.29 + 4 * 1 + 1) = 521.3660611621617
p2 = (579.44 * 4 * 1 + 813.33 * 3.45 * 0.29 + 672.73 * 3.30 * 0.29 + 361.70 * 3.10 * 0.29) / max_coefficients = 274.47640844133383
score = 521.3660611621617 * 0.5 + 274.47640844133383 * 0.5 = 397.9212348017478
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-03 | 87 -> 58 | 250.78 -> 397.92 |
SPB Riichi Open 2023: 0% -> 100% |
| 2023-08-19 | 90 -> 87 | 256.89 -> 250.78 |
Agari team tournament: 43% -> 29% |
| 2023-08-12 | 90 | 253.67 -> 256.89 | |
| 2023-07-28 | 85 -> 90 | 287.85 -> 253.67 |
Saint Petersburg Open 2021: 43% -> 29% |
| 2023-07-20 | 85 | 284.75 -> 287.85 | |
| 2023-07-06 | 79 -> 85 | 306.37 -> 284.75 |
Kirov Tournament: 43% -> 29% |
| 2023-06-19 | 77 -> 79 | 310.06 -> 306.37 |
Agari team tournament: 57% -> 43% |
| 2023-06-12 | 77 | 306.06 -> 310.06 | |
| 2023-06-11 | 63 -> 77 | 321.29 -> 306.06 | |
| 2023-05-28 | 58 -> 63 | 348.84 -> 321.29 |
Saint Petersburg Open 2021: 57% -> 43% |