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Individual Calculations July 2009 |
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| Perez, Billinghurst R Total change: -5.00 | |   |
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| Marshall CC FIDE Thursday | New York, NY | USA | 2009-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2044 | 2114 | 1.00 | 2 | -0.20 | 25 | -5.00 | |
|  Waxman, Marian | | | 2044 | USA | 0.50 | 1 | -0.10 | 25 | -2.50 | |  Frumkin, Edward A | | | 2043 | USA | 0.50 | 1 | -0.10 | 25 | -2.50 | |
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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