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Individual Calculations September 2012 |
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| Leon, Leonardo Total change: 7.35 | |   |
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| XII Abierto de Invierno "Libertadores del sur" | Villa Ballester, Buenos Aires | ARG | 2012-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 1940 | 2.50 | 5 | 0.49 | 15 | 7.35 | |
|  Valli, Americo | | | 1982 | ARG | 1.00 | 1 | 0.56 | 15 | 8.40 | |  Perez, Maximiliano | | | 2253 | ARG | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Colautti, Marcela | | | 1947 | ARG | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Amicone, Ricardo Joaquin | | | 1701 | ARG | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Chiarot, Cesar | | | 2252 | PER | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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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