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Individual Calculations July 2009 |
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| Vaidya, Chaitanya Total change: -3.75 | |   |
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| DFW FIDE Open III | Richardson, Texas | USA | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 2206 | 2.00 | 3 | -0.25 | 15 | -3.75 | |
|  Obregon, Juan Luis | c | | 2226 | MEX | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Chiang, Jonathan | | | 1856 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | |  He, Tommy O | | | 1856 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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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