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Individual Calculations July 2009 |
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| Salimbagat, Rico Total change: 7.35 | |   |
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| 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2249 | 2.50 | 3 | 0.49 | 15 | 7.35 | |
|  Airapetian, Chouchanik | | wf | 2114 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Swaminathan, Rahul | | | 2037 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Chow, Albert C | f | | 2203 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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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