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Individual Calculations March 2011 |
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| Cao, Kevin Y Total change: 30.30 | |   |
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| 43rd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2073 | 2.00 | 3 | 1.09 | 15 | 16.35 | |
|  Itkis, Hana | | wf | 2084 | USA | 0.50 | 1 | 0.02 | 15 | 0.30 | |  Bonin, Jay R | m | | 2309 | USA | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Mac Intyre, Paul | f | | 2288 | USA | 1.00 | 1 | 0.77 | 15 | 11.55 | |
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) | | | | 34th Cardinal Open | Columbus, Ohio | USA | 2011-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2073 | 2.00 | 3 | 0.93 | 15 | 13.95 | |
| | Bath, John | | | 2124 | USA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Boor, Carl Brandon | f | | 2276 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Herron, Mike | | | 2146 | USA | 1.00 | 1 | 0.60 | 15 | 9.00 | |
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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