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Individual Calculations March 2010 |
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| Finn, Sean N Total change: -23.75 | |   |
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| 2009 Pan American Intercollegiate Team Chess Championship | South Padre Island, Texas | USA | 2009-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2290 | 2189 | 2.00 | 4 | 0.52 | 25 | 13.00 | |
|  Quesada, Maydelis | | | 1979 | CUB | 1.00 | 1 | 0.23 | 25 | 5.75 | |  Kaplan, Sasha | m | | 2421 | ISR | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Cornejo, Max | f | | 2397 | PER | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Bryant, John D. | f | | 2364 | USA | 1.00 | 1 | 0.73 | 25 | 18.25 | |
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) | | | | 42nd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2010-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 2180 | 1.50 | 5 | -1.47 | 25 | -36.75 | |
| | Krush, Irina | m | wg | 2455 | USA | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Winter, Curtis A | | | 1903 | USA | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Shvartsman, Andrew | c | | 2134 | USA | 0.00 | 1 | -0.56 | 25 | -14.00 | | | Vibbert, Sean | | | 2089 | USA | 0.00 | 1 | -0.62 | 25 | -15.50 | | | Hua, David | | | 1949 | USA | 0.50 | 1 | -0.29 | 25 | -7.25 | |
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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