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Individual Calculations April 2009 |
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| Patay, Travis J Total change: -9.50 | |   |
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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 |
| 2186 | 2017 | 0.50 | 3 | -0.38 | 25 | -9.50 | |
|  Antler, Arthur S | | | 2016 | USA | 0.00 | 1 | -0.50 | 25 | -12.50 | | | Cherniack, Alex | | | 2222 | USA | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Fang, Joseph H | m | | 2321 | USA | 0.00 | 1 | -0.14 | 25 | -3.50 | |
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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