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Individual Calculations September 2009 |
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| Perez Pietronave, Carlos Total change: -4.20 | |   |
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| Torneo Ajedrez para Todos FADA | Mar del Plata | ARG | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2097 | 2218 | 3.00 | 5 | -0.28 | 15 | -4.20 | |
|  Colantonio, Mauro | | | 1982 | ARG | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Obregon, Andres Carlos | | | 2406 | ARG | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Martyniuk, Carolina | | | 1995 | ARG | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Bianchi, Albino | | | 2102 | ARG | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Acosta, Jose Mariano | | | 2002 | ARG | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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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