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Individual Calculations January 2011 |
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| Hernandez, Jairo Andres Total change: 33.60 | |   |
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| IRT Open Ciudad de Cartago Alcaldia y Empresas Publicas | Cartago | COL | 2010-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2054 | 2.50 | 4 | 1.39 | 15 | 20.85 | |
|  Carvajal Montoya, Juan Camilo | | | 1923 | COL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Vittorino, Carlo Giovanni | f | | 2306 | COL | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Marin, Sebastian | | | 2336 | COL | 1.00 | 1 | 0.84 | 15 | 12.60 | |  Barrientos, Sergio E | m | | 2454 * | COL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | JAVH McGregor de Ajedrez ITT | Bogota | COL | 2010-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2280 | 2057 | 2.00 | 5 | 0.85 | 15 | 12.75 | |
| | Martinez Romero, Martin | | | 2203 | COL | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Lopez, Carlos Manuel | f | | 2310 | COL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Slipak, Sergio | g | | 2450 | ARG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Salazar, Aura Cristina | | wf | 2150 | COL | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Bassan, Remo | | | 2286 | VEN | 0.50 | 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) | | |
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