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Individual Calculations March 2011 |
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| Zhang, Eric Total change: 1.65 | |   |
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| 20th Annual North American Open | Las Vegas, Nevada | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 1989 | 1.00 | 4 | 0.11 | 15 | 1.65 | |
|  Friedel, Joshua E | g | | 2389 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | De Guzman, Ricardo | m | | 2387 | PHI | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Vulis, Daniel | | | 2098 | USA | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Dixon, Dakota E | | | 2078 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | | | * 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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