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Individual Calculations March 2017 |
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| Petkov, Rostislav Total change: -71.60 | |   |
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| 39th Bulgarian Open Championship Memorial "Georgi Tringov" B | Plovdiv | BUL | 2017-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1904 | 5.50 | 9 | -1.79 | 40 | -71.60 | |
|  Stoyanov, Boris | | | 1504 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Merdzhanov, Vladko | | | 1682 | BUL | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Kamenov, Valentin | | | 1809 | BUL | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Chitakova, Galya | | | 1641 | BUL | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Kisyov, Petar | | | 1504 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Velikova, Gabriela | | | 1522 | BUL | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Stoppa, Detlef | | | 1671 | GER | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Bozov, Dimitar | | | 1777 | BUL | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Kosturkov, Hristo | | | 1612 | BUL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | * 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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