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Individual Calculations January 2010 |
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| Stacchiotti, Osvaldo Total change: -24.75 | |   |
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| Campeonato Metropolitano Superior 2009 | Buenos Aires | ARG | 2009-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 2113 | 1.50 | 5 | -1.37 | 15 | -20.55 | |
|  Lopez, Diego | | | 2161 | ARG | 0.00 | 1 | -0.43 | 15 | -6.45 | |  Zambenetti, Victor | | | 2042 | ARG | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Bertaccini, Daniel | | | 2187 | ARG | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Giuliani, German | | | 1932 | ARG | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Ciruzzi, Luciano | | | 1966 | ARG | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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) | | | | Copa de Campeones Torre Blanca | Buenos Aires | ARG | 2009-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 2059 | 2.50 | 5 | -0.28 | 15 | -4.20 | |
| | Ciruzzi, Luciano | | | 1974 | ARG | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Martinez, Mariano | | | 2134 | ARG | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Goldwaser, Romina | | | 1905 | ARG | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Lida Garcia, Fernando | | | 2093 | ARG | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Pineiro, Dario | | | 1984 | ARG | 0.00 | 1 | -0.60 | 15 | -9.00 | |
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) | | |
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