Bogatikov Aleksander
From Moscow, Russia
EMA: 15990107
Common russian riichi rating (CRR)
Rating date July 5, 2023 (latest changes July 5, 2023).
96 place (299.72).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255
p1 = (160 * 3.45 * 0.43 + 27.03 * 4.05 * 0.86 + 813.33 * 4.20 * 1 + 0 + 0) / (3.45 * 0.43 + 4.05 * 0.86 + 4.20 * 1 + 1 + 1) = 336.00315697190786
p2 = (813.33 * 4.20 * 1 + 160 * 3.45 * 0.43 + 27.03 * 4.05 * 0.86) / max_coefficients = 263.43736892419133
score = 336.00315697190786 * 0.5 + 263.43736892419133 * 0.5 = 299.7202629480496
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-03 | 97 -> 96 | 299.72 | |
2023-06-19 | 98 -> 97 | 299.72 | |
2023-06-12 | 103 -> 98 | 287.47 -> 299.72 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 84 -> 103 | 299.20 -> 287.47 | |
2023-05-28 | 85 -> 84 | 298.87 -> 299.20 |
Saint Petersburg Open 2021: 57% -> 43% |
2023-05-20 | 86 -> 85 | 293.83 -> 298.87 | |
2023-05-05 | 69 -> 86 | 361.99 -> 293.83 | |
2021-02-01 | 117 -> 69 | 378.88 -> 361.99 | |
2020-02-01 | 117 | 378.88 |