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Individual Calculations December 2020 |
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| Atanasova, Tsvetina Total change: -19.20 | |   |
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| Chess Festival The Wings of Intellect | Plovdiv | BUL | 2020-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1213 | 1186 | 1.50 | 4 | -0.48 | 40 | -19.20 | |
|  Doychev, Ivan | | | 1586 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Belchev, Valeri | | | 1083 | BUL | 0.00 | 1 | -0.64 | 40 | -25.60 | |  Tutekov, Teodor | | | 1074 | BUL | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Valchev, Martin V | | | 1108 | BUL | 1.00 | 1 | 0.39 | 40 | 15.60 | | | * 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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