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Individual Calculations July 2012 |
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| Robledo Jr, Mark Total change: -9.90 | |   |
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| 21st Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2012-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 1944 | 1.00 | 4 | -0.33 | 30 | -9.90 | |
|  Chow, Albert C | f | | 2187 | USA | 1.00 | 1 | 0.80 | 30 | 24.00 | |  Lawrence, Danyul | | | 2053 | USA | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Mattson, Dane M | | | 2094 | USA | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Hua, Margaret M | | | 1957 | USA | 0.00 | 1 | -0.48 | 30 | -14.40 | |
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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