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Individual Calculations January 2009 |
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| Gutierrez, Jose Antonio Total change: -6.90 | |   |
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| IRT Nacional Inter-Empresas 2008 | Bogota | COL | 2008-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2243 | 2.00 | 3 | 0.25 | 15 | 3.75 | |
|  Becerra, Juan David | | | 2142 | COL | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Ossa, Orlando | | | 2314 | COL | 0.50 | 1 | 0.10 | 15 | 1.50 | |  Perez Olarte, Cesar Camilo | | | 2083 | COL | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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) | | | | IRT Open Internacional U Central | Bogota | COL | 2008-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2173 | 2243 | 4.00 | 8 | -0.71 | 15 | -10.65 | |
| | Garcia, Martha L | | | 2000 | COL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Gallego, Andres Felipe | | | 2365 | COL | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Guerrero, Hernando | | | 2027 | COL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Pinzon, Jairo David | | | 2134 | COL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Pulido, Diana Marcela | | | 2052 | COL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Espinosa, Julio Manuel | f | | 2303 | COL | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Becerra, Juan David | | | 2142 | COL | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Rivera, Alberto | m | | 2363 | CUB | 0.00 | 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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