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Individual Calculations July 2010 |
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| Kelley, Dereque D Total change: 0.45 | |   |
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| Washington Open | Redmond, WA | USA | 2010-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 2203 | 2.00 | 5 | -0.87 | 15 | -13.05 | |
|  Botez, V Alexandra | | wc | 1966 | CAN | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Lee, Michael | f | | 2391 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Raptis, Nick | f | | 2246 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Daroza, Eduardo J | | | 2085 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Wang, Michael | | | 2047 | USA | 0.00 | 1 | -0.71 | 15 | -10.65 | |
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) | | | | 2010 National Open | Las Vegas, Nevada | USA | 2010-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2322 | 2203 | 3.00 | 6 | 0.90 | 15 | 13.50 | |
| | Khachiyan, Melikset | g | | 2539 | USA | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Binder, Michael | | | 2267 | AUT | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Liu, Elliott Joseph | f | | 2305 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Foisor, Sabina-Franseca | | wg | 2302 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Shibut, Macon A | f | | 2246 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Langer, Michael | f | | 2270 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | |
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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