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Individual Calculations May 2013 |
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| Widmaier, Marc Total change: 18.00 | |   |
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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 |
| 2072 | 1933 | 2.50 | 4 | 1.20 | 15 | 18.00 | |
|  Song, Paul | | | 2066 | USA | 0.50 | 1 | 0.18 | 15 | 2.70 | |  Flores Jr, Efren R | | | 2061 | USA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Ballantyne, Rochelle | | | 1949 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Selzler, Richard | | | 2211 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | |
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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