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Individual Calculations July 2011 |
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| Mattson, Dane M Total change: -9.00 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 2101 | 2.50 | 5 | -0.60 | 15 | -9.00 | |
|  Gurevich, Daniel | | | 2098 | USA | 0.00 | 1 | -0.50 | 15 | -7.50 | |  Tremblay, Rejean | | | 2216 | CAN | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Gatica, Jose M | | | 1937 | USA | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Chiang, Jonathan | | | 1793 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Mayers, Dan E | | | 1964 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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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