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Individual Calculations September 2009 |
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| Perez Aguado, Sergio Total change: 14.50 | |   |
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| 2da Etapa Grand Prix CAA | Buenos Aires | ARG | 2009-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 1482 | 1.00 | 5 | -0.11 | 25 | -2.75 | |
|  Giuliani, German | | | 1832 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Arraga, Gerardo | | | 1832 | ARG | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Pineiro, Dario | | | 1832 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Profilo, Vicente | | | 1681 | ARG | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Arnaldi, Fernando | | | 1452 | ARG | 0.50 | 1 | -0.04 | 25 | -1.00 | |
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) | | | | XX Panamericano Mar del Plata U10 Abs | Mar del Plata | ARG | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1623 | 1482 | 1.00 | 1 | 0.69 | 25 | 17.25 | |
| | Renteria, Alejandro | | | 1623 | COL | 1.00 | 1 | 0.69 | 25 | 17.25 | |
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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