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Individual Calculations July 2009 |
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| Ovalle, Ramon Total change: 1.35 | |   |
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| Puerto Rico National Championship Clasificatory 2009 | Bayamon | PUR | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2147 | 2.50 | 4 | 0.09 | 15 | 1.35 | |
|  Guzman, Carlos | | | 2028 | PUR | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Montanez Nazario, Roberto | | | 2055 | PUR | 0.00 | 1 | -0.63 | 15 | -9.45 | |  Almedina Ortiz, Edgardo J | | | 2087 | PUR | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Rodriguez Santiago, Jaime | | | 2117 | PUR | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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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