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Individual Calculations September 2010 |
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| Dembling, Arthur Total change: 22.75 | |   |
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| Summer Tuesday Night Marathon | San Francisco, California | USA | 2010-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1603 | 1.50 | 4 | 0.91 | 25 | 22.75 | |
|  Gaffagan, Steven | | | 2003 * | USA | 0.50 | 1 | 0.42 | 25 | 10.50 | |  Traub, Igor | | | 2003 * | USA | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Sanguinetti, George | | | 2003 * | USA | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Todortsev, Victor | | | 1711 | USA | 0.00 | 1 | -0.35 | 25 | -8.75 | | | * 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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