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Individual Calculations January 2012 |
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| Rojas, Andrea Lizeth Total change: -68.85 | |   |
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| XVII Juegos Deportivos Sudamericanos Escolares -Ajedrez Clasico- | Bogota | COL | 2011-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1753 | 1827 | 0.00 | 3 | -1.80 | 30 | -54.00 | |
|  Felix Vega, Aurora Edith | | wf | 1850 | PER | 0.00 | 1 | -0.47 | 30 | -14.10 | | | Vintimilla Pena, Amarelis | | | 1656 | ECU | 0.00 | 1 | -0.73 | 30 | -21.90 | |  Rodrigues, , Vanessa Ketlyn Sousa | | | 1752 | BRA | 0.00 | 1 | -0.60 | 30 | -18.00 | |
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) | | | NOTE: K factor changed | | Festival Nacional Escolar Categoria Sub-15 Femenino | Bogota | COL | 2011-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1827 | 0.00 | 2 | -0.99 | 15 | -14.85 | |
| | Salcedo, Jackeline | | wf | 1939 | COL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Pulido Ardila, Lilian Va | | | 1728 | COL | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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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