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Individual Calculations January 2009 |
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| Tobar, Jorge Total change: -10.35 | |   |
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| Segundo Abierto 2008 | El Salvador | ESA | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2126 | 2005 | 1.50 | 4 | 0.07 | 15 | 1.05 | |
|  Castaneda, Ada | | wm | 2068 | ESA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Arias, Lemmys A. | m | | 2355 | ESA | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Sanchez, Ingrid | | | 1964 | ESA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Zepeda, Sonia | | wm | 2118 | ESA | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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) | | | | Tercer Torneo Abierto 2008 | San Salvador | ESA | 2008-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 2005 | 0.00 | 1 | -0.76 | 15 | -11.40 | |
| | Martinez, Luis Gerardo | | | 1804 | ESA | 0.00 | 1 | -0.76 | 15 | -11.40 | |
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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