Bykov Dmitriy
From Saint Petersburg, Russia
EMA: 15990236
Internal rating (RR)
Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).
114 place (161.63).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002
p1 = (746.67 * 3.45 * 0.14 + 299.07 * 4 * 1 + 0 + 0 + 0) / (3.45 * 0.14 + 4 * 1 + 1 + 1 + 1) = 208.77738637569306
p2 = (299.07 * 4 * 1 + 746.67 * 3.45 * 0.14) / max_coefficients = 114.48852055658703
score = 208.77738637569306 * 0.5 + 114.48852055658703 * 0.5 = 161.63295346614004
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-06 | 117 -> 114 | 159.22 -> 161.63 | |
2023-10-19 | 119 -> 117 | 159.22 | |
2023-10-12 | 120 -> 119 | 157.09 -> 159.22 | |
2023-09-28 | 114 -> 120 | 186.07 -> 157.09 |
Saint Petersburg Open 2021: 29% -> 14% |
2023-09-20 | 115 -> 114 | 186.07 | |
2023-09-06 | 118 -> 115 | 186.07 | |
2023-09-03 | 69 -> 118 | 490.15 -> 186.07 |
SPB Riichi Open 2023: 0% -> 100% |
2020-02-01 | 69 | 490.15 |