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Individual Calculations July 2010 |
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| Valencia, David Fernando Total change: -30.00 | |   |
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| IRT Deptal Mayores Absoluto Valle 2010 | Cali | COL | 2010-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 1826 | 0.00 | 4 | -0.94 | 25 | -23.50 | |
|  Rios, Cristhian Camilo | f | | 2226 * | COL | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Herrera, Juan Sebastian | | | 2122 | COL | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Giraldo, Francisco | | | 2027 | COL | 0.00 | 1 | -0.24 | 25 | -6.00 | |  Mayorquin, Nicolas | | | 1848 | COL | 0.00 | 1 | -0.47 | 25 | -11.75 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Campeonato Panamericano Sub-20 Absoluto 2010 | Cali | COL | 2010-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 1826 | 0.50 | 4 | -0.26 | 25 | -6.50 | |
| | Saltos Velez, Adrian | | | 2154 | ECU | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Guelgua, Alvaro | | | 2022 | COL | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Chavarro, Jeffry | | | 2035 | COL | 0.50 | 1 | 0.27 | 25 | 6.75 | | | Moran, Daniel Stiven | | | 2117 | COL | 0.00 | 1 | -0.15 | 25 | -3.75 | |
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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