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Individual Calculations April 2008 |
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| Rios, Carlos Total change: -31.50 | |   |
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| III Open San Salvador | San Salvador | ESA | 2007-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2193 | 1.00 | 3 | -0.99 | 15 | -14.85 | |
|  Pacheco, Julio | | | 2078 | ESA | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Zepeda, Sonia | | wm | 2045 | ESA | 0.00 | 1 | -0.70 | 15 | -10.50 | |  Aguilar, Gustavo | | | 2100 | ESA | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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) | | | | National Championship Absolute El Salvador 2007 | San Salvador | ESA | 2007-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 2193 | 2.00 | 4 | -1.11 | 15 | -16.65 | |
| | Hernandez, Virgilio | | | 1996 | ESA | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Leiva, Marlon | | | 1892 | ESA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Ayala, Rolando | | | 2064 | ESA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Melendez, Gabriela | | wf | 1906 | ESA | 0.50 | 1 | -0.34 | 15 | -5.10 | |
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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