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Individual Calculations June 2014 |
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| Perez, Robert M Total change: -12.30 | |   |
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| 83rd Massachusetts Open | Marlboro, Massachusetts | USA | 2014-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 2344 | 2.00 | 4 | -0.82 | 15 | -12.30 | |
|  Yip, Carissa Shiwe | | | 1944 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Sage, J Timothy | | | 2066 | USA | 0.00 | 1 | -0.83 | 15 | -12.45 | | | Winer, Steven | f | | 2387 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Brattain, Mika A | | | 2250 | USA | 0.00 | 1 | -0.63 | 15 | -9.45 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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