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Individual Calculations December 2016 |
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| Kobla, Vishal Total change: 41.60 | |   |
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| 21st Annual Northern Virginia Open | Dulles, Virginia | USA | 2016-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 2008 | 3.00 | 4 | 0.75 | 40 | 30.00 | |
|  Carroll, William | | | 1821 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Ou, Brandon | | | 1753 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Balakrishnan, Praveen | f | | 2408 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Duchesne, Raymond | | | 1917 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | * 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) | | | | Northern Virginia Chess League Season 2 Round 4 | Sterling, Virginia | USA | 2016-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 2008 | 1.00 | 1 | 0.29 | 40 | 11.60 | |
| | Heller, Garrett | | | 1847 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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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