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Individual Calculations July 2015 |
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| Roach, Andrew Total change: 35.20 | |   |
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| 2015 National Open | Las Vegas, Nevada | USA | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 1882 | 2.00 | 5 | 0.88 | 40 | 35.20 | |
|  Wheeler, Cameron | f | | 2282 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  He, Daniel | | | 2183 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Little, James C | | | 1817 | USA | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Auger, Michael William | | | 2151 | USA | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Carreto, Giovanni | c | | 2208 | MEX | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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