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Individual Calculations September 2011 |
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| Perez, Laura Total change: -7.80 | |   |
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| IRT Semifinal Nacional Mayores Femenino 2011 | Santa Rosa de Cabal | COL | 2011-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 1891 | 1.00 | 5 | -0.48 | 15 | -7.20 | |
|  Rodriguez Rueda, Paula Andrea | | wf | 2069 | COL | 0.00 | 1 | -0.27 | 15 | -4.05 | |  Mejia Garcia, Michelle | | | 2033 | COL | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Castro, Natalia Patricia | | | 2004 | COL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Orozco, Luz Elena | | | 2145 | COL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Corrales, Isis Johanna | | | 1995 | COL | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | IRT de Verano Ciudad de Bogota | Bogota | COL | 2011-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2091 | 1891 | 1.00 | 4 | -0.04 | 15 | -0.60 | |
| | Cardona, Yesid | | | 2066 | COL | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Zuluaga, Cesar | f | | 2291 * | COL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Casallas Abril, Dario Hernan | | | 2006 | COL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Camargo, Santiago | | | 2001 | COL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | * 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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