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Individual Calculations September 2010 |
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| Fedorowicz, John P Total change: -7.90 | |   |
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| 38th Annual World Open - Open Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2456 | 2.00 | 4 | -0.79 | 10 | -7.90 | |
|  Reichstein, Boris | f | | 2133 | USA | 0.50 | 1 | -0.37 | 10 | -3.70 | |  Huang, Winston | c | | 2187 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Robson, Ray | g | | 2569 | USA | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Aramil, William J | | | 2276 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | |
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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