Shpilman Anna
From Saint Petersburg, Russia
EMA: 15990070
Internal rating (RR)
Rating date March 30, 2024 (latest changes March 30, 2024).
102 place (151.04).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988
p1 = (153.15 * 4.05 * 0.29 + 336.45 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.29 + 4 * 1 + 1 + 1 + 1) = 186.70885494021454
p2 = (336.45 * 4 * 1 + 153.15 * 4.05 * 0.29) / max_coefficients = 115.37983678639503
score = 186.70885494021454 * 0.5 + 115.37983678639503 * 0.5 = 151.04434586330478
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-03-30 | 89 -> 102 | 151.04 | |
| 2024-03-20 | 97 -> 89 | 151.04 | |
| 2024-03-10 | 91 -> 97 | 160.70 -> 151.04 | |
| 2024-03-06 | 91 | 157.31 -> 160.70 | |
| 2024-02-12 | 94 -> 91 | 156.78 -> 157.31 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 96 -> 94 | 156.78 | |
| 2024-01-06 | 96 | 153.82 -> 156.78 | |
| 2023-12-19 | 107 -> 96 | 153.82 | |
| 2023-12-12 | 108 -> 107 | 153.49 -> 153.82 |
Moscow Riichi 2022: 57% -> 43% |
| 2023-11-28 | 117 -> 108 | 153.49 |