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Individual Calculations January 2010 |
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| Covelli, Luis A. Total change: -21.15 | |   |
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| 3 Etapa Gran Prix Club Argentino | Buenos Aires | ARG | 2009-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 1681 | 0.00 | 3 | -0.44 | 15 | -6.60 | |
|  Lida Garcia, Fernando | | | 2069 | ARG | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Brukman, Sergio | | | 2075 | ARG | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Cereminati, Ruben | | | 1852 | ARG | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | 4 Etapa Gran Prix Club Argentino | Buenos Aires | ARG | 2009-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1674 | 1.50 | 6 | -0.97 | 15 | -14.55 | |
| | Pichot, Alan | f | | 2029 | ARG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Di Diego, Osvaldo | | | 2003 | ARG | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Sammartino, Gabriel | | | 1958 | ARG | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Perez Aguado, Sergio | | | 1515 | ARG | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Coldman, Ricardo | | | 1617 | ARG | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Arnaldi, Fernando | | | 1447 | ARG | 1.00 | 1 | 0.21 | 15 | 3.15 | |
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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