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Individual Calculations January 2011 |
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| Ryba, Andrew Total change: -8.25 | |   |
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| 2010 Queens Chess Club Championship | Jamaica, New York | USA | 2010-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 2157 | 2.00 | 4 | -0.55 | 15 | -8.25 | |
|  Felber, Joseph J | | | 2071 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Muwwakkil, Mulazim | | | 1962 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Cadorniga, Edwin | | | 2080 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Guevara, Robert N | | | 2105 | USA | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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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