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Individual Calculations September 2012 |
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| Martinez, Anthony Total change: 4.65 | |   |
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| II Open IRT " Circulo Peruano de Ajedrez" | Lima | PER | 2012-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1724 | 1.50 | 3 | 0.19 | 15 | 2.85 | |
|  Castillo Martinez, Paola | | | 1699 | PER | 0.50 | 1 | -0.03 | 15 | -0.45 | |  Quirhuayo, Gonzalo | f | | 1735 | PER | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Puppi Lazo, Jorge Luis | | | 1873 | PER | 0.50 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | XXIII Festival Panamericano de Ajedrez de la Juventud Open sub 14 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1759 | 1.50 | 3 | 0.12 | 15 | 1.80 | |
| | Pichot, Alan | f | | 2159 * | ARG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Silva Heredia, Mario Alejandro | | | 1379 | PER | 0.50 | 1 | -0.41 | 15 | -6.15 | | | Paredes Lagos, Anthony Javier | | | 1842 | PER | 1.00 | 1 | 0.61 | 15 | 9.15 | | | * 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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