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Individual Calculations February 2017 |
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| Petkova, Irina Total change: -36.40 | |   |
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| Trayana Cup, 20-22 Jan 2017 Stara Zagora 3rd International in classical chess - A group | Stara Zagora | BUL | 2017-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1375 | 1139 | 0.00 | 4 | -0.91 | 40 | -36.40 | |
|  Todev, Simeon | | | 1539 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Todorov, Vladimir | | | 1469 | BUL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Mollov, Aleksandar | | | 1229 | BUL | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Tilev, Emil | | | 1264 | BUL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | * 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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