Petrushchenko Sergey
From Moscow, Russia
EMA: 15990288
Internal rating (RR)
Rating date July 28, 2023 (latest changes July 28, 2023).
4 place (663.78).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155
p1 = (573.33 * 3.45 * 0.29 + 0 * 3.10 * 0.43 + 746.27 * 3.50 * 0.57 + 981.98 * 4.05 * 0.86 + 906.67 * 4.20 * 1 + 172.41 * 3.75 * 1) / (3.45 * 0.29 + 3.10 * 0.43 + 3.50 * 0.57 + 4.05 * 0.86 + 4.20 * 1 + 3.75 * 1) = 630.4752063489643
p2 = (906.67 * 4.20 * 1 + 981.98 * 4.05 * 0.86 + 746.27 * 3.50 * 0.57 + 172.41 * 3.75 * 1) / max_coefficients = 697.0875457440137
score = 630.4752063489643 * 0.5 + 697.0875457440137 * 0.5 = 663.781376046489
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-28 | 4 | 670.41 -> 663.78 |
Saint Petersburg Open 2021: 43% -> 29% |
2023-07-20 | 4 | 672.78 -> 670.41 |
Tenpai can't buy happiness: 71% -> 57% |
2023-06-19 | 9 -> 4 | 683.76 -> 672.78 |
Agari team tournament: 57% -> 43% |
2021-02-01 | 14 -> 9 | 719.01 -> 683.76 | |
2020-02-01 | 14 | 719.01 |