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Individual Calculations April 2009 |
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| Rivero, Raul Total change: -16.25 | |   |
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| 59 Abierto de Villa Ballester | Villa Ballester, Buenos Aires | ARG | 2009-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 1868 | 0.00 | 4 | -0.65 | 25 | -16.25 | |
|  Quarracino, Santiago | | | 2188 | ARG | 0.00 | 1 | -0.13 | 25 | -3.25 | |  Papadopulos, Daniel Franci | | | 2156 | ARG | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Zeta, Rodrigo | | | 2074 | ARG | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Montaner, Luis | | | 2205 | ARG | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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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