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Individual Calculations July 2009 |
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| Gatica, Jose Total change: 15.75 | |   |
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| 27th North American FIDE Open | Stillwater, Oklahoma | USA | 2009-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1915 | 3.50 | 6 | 0.63 | 25 | 15.75 | |
|  Montero, J. A. | | | 1818 | USA | 1.00 | 1 | 0.37 | 25 | 9.25 | |  Andrews, Neil | | | 1831 | USA | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Orton, Bill | | | 2146 | USA | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Berger, Jacob V | | | 1946 | USA | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Braunlich, Tom | | | 2173 | USA | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Johnson, Chuck | | | 1702 | USA | 0.00 | 1 | -0.77 | 25 | -19.25 | |
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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