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Individual Calculations May 2019 |
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| Petkov, Martin Total change: 37.20 | |   |
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| Sv. Georgi Pobedonosets Open | Pleven | BUL | 2019-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1760 | 2.50 | 4 | 0.93 | 40 | 37.20 | |
|  Velev, Josif | | | 2015 | BUL | 1.00 | 1 | 0.81 | 40 | 32.40 | |  Dyakov, Martin | | | 2030 | BUL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Hristov, Ivan | | | 1360 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Marinov, Mariyan | | | 1922 | BUL | 0.50 | 1 | 0.21 | 40 | 8.40 | | | * 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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