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Individual Calculations May 2013 |
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| Xu, Grant Y Total change: 2.55 | |   |
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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 |
| 2154 | 2119 | 2.00 | 4 | 0.17 | 15 | 2.55 | |
|  Gurczak, John A | | | 2102 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | |  Dubeck, Leroy W | | | 2334 | USA | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Bowersock, Michael | | | 2086 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Meredith, Matthew | | | 2094 | USA | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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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