Shpilman Anna
From Saint Petersburg, Russia
EMA: 15990070
Internal rating (RR)
Rating date March 6, 2024 (latest changes March 6, 2024).
91 place (160.70).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.57 + 4.05 * 0.29) = 11.306965
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 = 134.69573842317544
score = 186.70885494021454 * 0.5 + 134.69573842317544 * 0.5 = 160.70229668169497
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | |
2023-11-06 | 121 -> 117 | 150.87 -> 153.49 | |
2023-10-19 | 123 -> 121 | 150.87 | |
2023-10-12 | 121 -> 123 | 150.67 -> 150.87 |
Moscow Riichi 2022: 71% -> 57% |