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Individual Calculations April 2009 |
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| Castaneda, Nelson Total change: 11.25 | |   |
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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 |
| 2159 | 2271 | 2.00 | 2 | 0.75 | 15 | 11.25 | |
|  Kopec, Danny | m | | 2342 | USA | 1.00 | 1 | 0.60 | 15 | 9.00 | |  Lima, Louis | | | 1975 | USA | 1.00 | 1 | 0.15 | 15 | 2.25 | |
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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