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Individual Calculations February 2020 |
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| Petkov, Plamen Total change: -28.40 | |   |
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| 13-th tournament Chess Weekend | Sofia | BUL | 2020-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1628 | 1732 | 3.00 | 6 | -0.71 | 40 | -28.40 | |
|  Doykov, Stoycho | | | 1679 | BUL | 0.50 | 1 | -0.07 | 40 | -2.80 | |  Petrov, Asen | | | 1773 | BUL | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Stoykov, Jordan | | | 1528 | BUL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Kolev, Velio | | | 1639 | BUL | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Karaivanova, Petya | | | 1815 | BUL | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Timev, Aleksandar | | | 1332 * | BUL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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