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Individual Calculations June 2015 |
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| Arnaudov, Petar Total change: -9.80 | |   |
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| Bulgarian individual championship for seniors 2015 | Veliko Tarnovo | BUL | 2015-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 2067 | 2.00 | 4 | -0.49 | 20 | -9.80 | |
|  Angelov, Kosta | m | | 2178 | BUL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Ribarov, Plamen | | | 1946 | BUL | 1.00 | 1 | 0.34 | 20 | 6.80 | |  Ribarov, Valerij | | | 1965 | BUL | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Kolev, Velio | | | 1782 | BUL | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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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