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Individual Calculations December 2018 |
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| Keogh, Bill Total change: 0.80 | |   |
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| 2018 Northern Virginia Open | Dulles, Virginia | USA | 2018-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1823 | 1.00 | 2 | 0.02 | 40 | 0.80 | |
|  Sarkar, Justin | m | | 2223 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Chen, Megan | | | 1451 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | * 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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