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Individual Calculations January 2015 |
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| Colas, Joshua Total change: 48.80 | |   |
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| 45th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2220 | 4.00 | 6 | 1.22 | 40 | 48.80 | |
|  Rubin, Joshua | | | 2117 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | |  Gu, Alan | | | 1981 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Shabalov, Alexander | g | | 2530 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Busygin, Stanislav | | | 2197 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Ippolito, Dean | m | | 2407 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Li, Ethan | | | 2288 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | |
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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