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Individual Calculations July 2010 |
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| Sciacca, Patrick R Total change: 19.00 | |   |
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| 79th Massachusetts Open | Leominster, Massachusetts | USA | 2010-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2070 | 2158 | 2.00 | 2 | 0.76 | 25 | 19.00 | |
|  Chandran, Kapil | | | 2039 | USA | 1.00 | 1 | 0.34 | 25 | 8.50 | | | Tkach, Leonid | | | 2100 | USA | 1.00 | 1 | 0.42 | 25 | 10.50 | |
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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