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Individual Calculations April 2009 |
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| Pattard, Thomas Total change: 1.05 | |   |
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| 39th Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 2143 | 2.00 | 4 | 0.07 | 15 | 1.05 | |
|  Barnett, Alexander | | | 2233 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Ostrovskiy, Anatol | | | 1976 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Eng, Kenneth | | | 2038 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Molner, Mackenzie | | | 2394 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | |
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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