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Individual Calculations March 2017 |
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| Petkov, Preslav Total change: 45.20 | |   |
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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 |
| 1797 | 1746 | 4.50 | 8 | 1.13 | 40 | 45.20 | |
|  Shivacheva, Donika | | | 1959 | BUL | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Petkov, Hristo | | | 1981 | BUL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Manios, Stefanos | | | 1346 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kochiev, Ivan | | | 1891 | BUL | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Bratimirova, Dimitrinka | | | 1885 | BUL | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Mladenov, Emil | | | 1978 | BUL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Chirakov, Petar | | | 1815 | BUL | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Velikova, Gabriela | | | 1522 | BUL | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * 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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