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Individual Calculations January 2009 |
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| Zhao, Parker B Total change: -6.90 | |   |
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| Edward Lasker Memorial and 92nd Annual Marshall Chess Club Championship | New York, New York | USA | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2317 | 3.50 | 6 | -0.46 | 15 | -6.90 | |
|  Sturt, Raven M | | | 2055 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | |  Izoria, Zviad | g | | 2610 | GEO | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Gaillard, Edward A | | | 2153 | USA | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Ryba, Nicholas A | | | 2014 | USA | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Berg, George P | | | 2100 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Getz, Alec | f | | 2222 | USA | 0.50 | 1 | -0.13 | 15 | -1.95 | |
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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