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Individual Calculations April 2008 |
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| Pastor, Tania Total change: -13.45 | |   |
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| Campeonato Centroamericano Femenino 2007 | San Salvador | ESA | 2007-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 1972 | 1.50 | 5 | -0.40 | 25 | -10.00 | |
|  Munoz, Carolina | | | 2059 | CRC | 0.50 | 1 | 0.12 | 25 | 3.00 | |  Da Bosco, Carla | | wf | 2003 | CRC | 0.50 | 1 | 0.04 | 25 | 1.00 | | | Zepeda, Sonia | | wm | 2045 | ESA | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Castaneda, Ada | | wf | 2049 | ESA | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Zepeda, Lorena | | wm | 2145 | ESA | 0.00 | 1 | -0.27 | 25 | -6.75 | |
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) | | | NOTE: K factor changed | | III Open San Salvador | San Salvador | ESA | 2007-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2162 | 1972 | 0.50 | 3 | -0.27 | 15 | -4.05 | |
| | Chavez, Ricardo Ernesto | f | | 2195 | ESA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Velasquez, Oscar | | | 2115 | ESA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Martinez, Nelson | f | | 2177 | ESA | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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) | | | NOTE: K factor changed | | National Championship Absolute El Salvador 2007 | San Salvador | ESA | 2007-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 1972 | 0.00 | 2 | -0.77 | 15 | -11.55 | |
| | Arias, Lemmys A. | f | | 2293 | ESA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Lopez, Carlos Manuel | | | 1866 | ESA | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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) | | | NOTE: K factor changed | | IV International Tournament Arnoldo Tenorio in Memoriam 2007 | Granada | NCA | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2186 | 1972 | 1.50 | 3 | 0.81 | 15 | 12.15 | |
| | Pilarte, Rene | f | | 2246 | NCA | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Alfaro, William | | | 2151 | NCA | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Bravo, William | f | | 2161 | NCA | 0.50 | 1 | 0.25 | 15 | 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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