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Individual Calculations January 2011 |
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| Calderon Zuluaga, Andrea Total change: -12.00 | |   |
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| JAVH McGregor de Ajedrez ITT | Bogota | COL | 2010-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 1861 | 0.00 | 1 | -0.15 | 25 | -3.75 | |
|  Zamora, Sammy | | | 2152 | COL | 0.00 | 1 | -0.15 | 25 | -3.75 | |
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) | | | | Festival Centroamericano y del Caribe de la Juventud U-12 Girls | Medellin | COL | 2010-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1861 | 0.00 | 1 | -0.33 | 25 | -8.25 | |
| | Hernandez Fonseca, Maria Paula | | | 1986 | COL | 0.00 | 1 | -0.33 | 25 | -8.25 | |
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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