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Individual Calculations May 2012 |
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| Robba, Osmar Total change: -33.00 | |   |
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| 43 Abierto Internacional de Ajedrez -Ciudad de Mar del Plata-Marcel Duchamp- | Mar del Plata | ARG | 2012-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 1873 | 0.50 | 4 | -1.10 | 30 | -33.00 | |
|  Cavadini, Ignacio | | | 2078 | ARG | 0.00 | 1 | -0.24 | 30 | -7.20 | | | Conde, Adrian | | | 2080 | ARG | 0.00 | 1 | -0.23 | 30 | -6.90 | |  De Leon, Veronica | | | 1586 | URU | 0.50 | 1 | -0.34 | 30 | -10.20 | | | Moccero, Eduardo | | | 2033 | ARG | 0.00 | 1 | -0.29 | 30 | -8.70 | |
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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