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Individual Calculations July 2009 |
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| Kathstede, Gerd Total change: 4.75 | |   |
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| Marshall CC FIDE Thursdays | New York, NY | USA | 2009-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2142 | 2.50 | 4 | 0.19 | 25 | 4.75 | |
|  Treger, Yefim | | | 2185 | USA | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Berg, George P | | | 2085 | USA | 1.00 | 1 | 0.42 | 25 | 10.50 | |  Frumkin, Edward A | | | 2034 | USA | 1.00 | 1 | 0.35 | 25 | 8.75 | | | Waxman, Marian | | | 2036 | USA | 0.50 | 1 | -0.14 | 25 | -3.50 | |
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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