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Individual Calculations September 2014 |
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| Riddell, John Total change: 11.20 | |   |
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| 4th Annual Potomac Open | Rockville, Maryland | USA | 2014-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 2092 | 3.50 | 5 | 0.56 | 20 | 11.20 | |
|  Fischer, Robert J | | | 2082 | USA | 1.00 | 1 | 0.49 | 20 | 9.80 | |  Zheng, Andrew | | | 1986 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Paul, Justin | | | 1692 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Enkhbat, Tegshsure | m | | 2399 | USA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Yu, Jennifer R | | wf | 1914 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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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