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Individual Calculations May 2013 |
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| Jia, Derek Total change: 12.90 | |   |
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| 43rd Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1922 | 2.00 | 4 | 0.43 | 30 | 12.90 | |
|  Goldberg, Benjamin | | | 2110 | USA | 0.00 | 1 | -0.26 | 30 | -7.80 | |  Tapia, Carlos | | | 1522 * | PER | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Xu, Yuhao | | | 2119 | USA | 1.00 | 1 | 0.75 | 30 | 22.50 | | | Mac Intyre, Paul | f | | 2236 | USA | 0.00 | 1 | -0.14 | 30 | -4.20 | | | * 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) | | |
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