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Individual Calculations January 2009 |
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| Mejia, Lucio Total change: 61.25 | |   |
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| Segundo Abierto 2008 | El Salvador | ESA | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 1731 | 1.00 | 3 | 0.66 | 25 | 16.50 | |
|  Arias, Lemmys A. | m | | 2081 | ESA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Castaneda, Ada | | wm | 2068 | ESA | 1.00 | 1 | 0.88 | 25 | 22.00 | |  Zepeda, Lorena | | wm | 2081 | ESA | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | Tercer Torneo Abierto 2008 | San Salvador | ESA | 2008-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1731 | 3.00 | 5 | 1.79 | 25 | 44.75 | |
| | Lopez, Erika Esmeralda | | | 1794 | ESA | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Lievano, Luis | | | 2081 | ESA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Sandoval, Mario | | | 1920 | ESA | 1.00 | 1 | 0.75 | 25 | 18.75 | | | Merino, Maximiliano | | | 2055 | ESA | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Aguilar, Marcela | | | 1874 | ESA | 1.00 | 1 | 0.69 | 25 | 17.25 | |
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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