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Individual Calculations July 2012 |
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| Liu, Andrew Total change: 17.10 | |   |
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| 81st Massachusetts Open | Marlboro, Massachusetts | USA | 2012-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2312 | 2086 | 1.50 | 4 | 0.57 | 30 | 17.10 | |
|  Yedidia, Jonathan | m | | 2357 | USA | 0.00 | 1 | -0.17 | 30 | -5.10 | |  Williams, Chris | | | 2181 | USA | 1.00 | 1 | 0.63 | 30 | 18.90 | | | Foygel, Igor | m | | 2481 | USA | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Curdo, John A | f | | 2227 | USA | 0.50 | 1 | 0.19 | 30 | 5.70 | |
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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