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Individual Calculations July 2011 |
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| Foygel, Igor Total change: 0.00 | |   |
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| 80th Massachusetts Open | Marlboro, Massachusetts | USA | 2011-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2484 | 2485 | 1.00 | 2 | 0.00 | 10 | 0.00 | |
|  Ivanov, Alexander | g | | 2549 | USA | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Vigorito, David | m | | 2419 | USA | 0.50 | 1 | -0.09 | 10 | -0.90 | |
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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