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Individual Calculations September 2011 |
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| Porta Campos, Nicolas Total change: -7.65 | |   |
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| Gran Prix Club Argentino de Ajedrez 1816 | Buenos Aires | ARG | 2011-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1630 | 1712 | 2.50 | 5 | -0.51 | 15 | -7.65 | |
|  Sammartino, Gabriel | | | 1914 | ARG | 0.00 | 1 | -0.24 | 15 | -3.60 | |  Alonso, Sergio | | | 1483 | ARG | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Perez Aguado, Sergio | | | 1663 | ARG | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Pizzatti, Mario | | | 1653 | ARG | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Arnaldi, Fernando | | | 1439 | ARG | 1.00 | 1 | 0.17 | 15 | 2.55 | |
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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