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Individual Calculations January 2011 |
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| Castro, Natalia Patricia Total change: 17.25 | |   |
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| JAVH McGregor de Ajedrez ITT | Bogota | COL | 2010-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2015 | 1.00 | 4 | -0.05 | 15 | -0.75 | |
|  Molina, Roberto Junio Brito | m | | 2401 | BRA | 0.00 | 1 | -0.09 | 15 | -1.35 | |  Sanchez L, Sebastian Felipe | | | 2150 | COL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Valderrama Castano, Julian Camil | | | 1988 | COL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Garcia, Gildardo | g | | 2378 | COL | 0.00 | 1 | -0.10 | 15 | -1.50 | |
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) | | | | Festival Centroamericano y del Caribe de la Juventud U-18 Girls | Medellin | COL | 2010-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 2015 | 3.50 | 4 | 1.20 | 15 | 18.00 | |
| | Gutierrez, Leonela | | | 2037 | VEN | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Santos Morales, Natalia Andrea | | | 2016 | COL | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Herrera Sosa, Jessica | | wf | 1962 | VEN | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Mora Oviedo, Andrea Melissa | | wc | 1814 | HON | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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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