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Individual Calculations February 2019 |
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| Kolev, Lachezar Total change: -15.20 | |   |
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| II Chess Tournament Lyaskovets 2019 | Lyaskovets | BUL | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 2008 | 3.00 | 4 | -0.38 | 40 | -15.20 | |
|  Velikova, Gabriela | | | 1608 * | BUL | 0.50 | 1 | -0.42 | 40 | -16.80 | |  Botev, Stanislav | | | 1627 | BUL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Vutov, Biser | | | 1615 | BUL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Kirchev, Krasimir | | | 1914 | BUL | 1.00 | 1 | 0.37 | 40 | 14.80 | | | * 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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