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Individual Calculations April 2009 |
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| Zhang, Melvin Total change: -5.70 | |   |
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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 |
| 2121 | 2225 | 1.50 | 3 | -0.38 | 15 | -5.70 | |
|  Riordan, Charles R | f | | 2280 | USA | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Freix, Andrew J | | | 1963 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Katz, Benjamin J | | | 2120 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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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