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Individual Calculations May 2019 |
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| Petkova, Tsvetelina Total change: -33.60 | |   |
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| Bulgarian Individual Chess Championship Girls 12 | Asenovgrad | BUL | 2019-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1271 | 1078 | 0.00 | 3 | -0.84 | 40 | -33.60 | |
|  Ivanova, Dilyana | | wc | 1478 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Petkova, Irina | | | 1236 | BUL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Nikolova, Angelika | | | 1098 | BUL | 0.00 | 1 | -0.47 | 40 | -18.80 | | | * 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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