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Individual Calculations December 2017 |
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| Tello, Yasser Total change: -36.40 | |   |
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| 2017 Central London Chess Congress (Major Section) | London | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1920 | 2.50 | 4 | -0.91 | 40 | -36.40 | |
|  Amabile, Domenico | | | 1647 | ITA | 0.50 | 1 | -0.33 | 40 | -13.20 | |  Valjee, Ashir | | | 1520 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Tasbasi, Genc | | | 1615 | ENG | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Eefting, Martijn | | | 1679 | ENG | 1.00 | 1 | 0.20 | 40 | 8.00 | | | * 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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