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Individual Calculations July 2011 |
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| Kogen, Jonathan S Total change: 39.25 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 1998 | 3.50 | 8 | 1.57 | 25 | 39.25 | |
|  Whaley, Davis M | | | 2160 | USA | 1.00 | 1 | 0.71 | 25 | 17.75 | |  Garcia, Gildardo J | g | | 2367 | COL | 0.50 | 1 | 0.40 | 25 | 10.00 | | | Chen, Howard J | | | 2297 | USA | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Bodek, Michael H | | | 2180 | USA | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Sailer, Mike | | | 2156 | USA | 1.00 | 1 | 0.71 | 25 | 17.75 | | | Tremblay, Rejean | | | 2216 | CAN | 0.50 | 1 | 0.28 | 25 | 7.00 | | | Hendrickson, Nolan | | | 2168 | USA | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Murthy, Pappu | | | 2112 | USA | 0.50 | 1 | 0.16 | 25 | 4.00 | |
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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