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Individual Calculations March 2010 |
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| Flores Mendoza, Guillermo Total change: -18.50 | |   |
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| V Open IRT Renaldo Llerena | Arequipa - Peru | PER | 2009-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1840 | 1.00 | 4 | -0.74 | 25 | -18.50 | |
|  Parraga, Alejandro | | | 2210 | BOL | 0.00 | 1 | -0.10 | 25 | -2.50 | |  Cabrera Huaman, Rodolfo | | | 1956 | PER | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Lazarte, Mauricio | | | 1695 | PER | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Medina, Elmer | | | 1758 | PER | 0.00 | 1 | -0.61 | 25 | -15.25 | |
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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