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Individual Calculations February 2019 |
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| Mateeva, Yana Total change: 18.00 | |   |
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| Trayana Cup A 2019 | Stara Zagira | BUL | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1038 | 1.00 | 1 | 0.69 | 40 | 27.60 | |
|  Chamurkov, Veselin | | | 1181 | BUL | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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) | | | | II Chess Tournament Lyaskovets 2019 | Lyaskovets | BUL | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1438 | 1038 | 0.00 | 3 | -0.24 | 40 | -9.60 | |
| | Nikolov, Krasen | | | 1438 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Galunov, Georgi | | | 1438 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Grabcheva, Natalia | | | 1438 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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