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Individual Calculations January 2012 |
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| Garcia, John Fredy Total change: 2.10 | |   |
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| IRT Distrital Open de Mayores Noviembre | Bogota | COL | 2011-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 1915 | 3.00 | 4 | 0.65 | 30 | 19.50 | |
|  Moreno Lozano, Esteban | | | 1632 | COL | 1.00 | 1 | 0.16 | 30 | 4.80 | |  Gomez, Jesus Alberto | | | 1850 | COL | 1.00 | 1 | 0.41 | 30 | 12.30 | | | Moreno, Javier | | | 1789 | COL | 1.00 | 1 | 0.33 | 30 | 9.90 | | | Salej, Jorge | | | 2104 | COL | 0.00 | 1 | -0.25 | 30 | -7.50 | |
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) | | | | II JAHV McGregor de Ajedrez ITT | Bogota | COL | 2011-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 1915 | 1.00 | 6 | -0.58 | 30 | -17.40 | |
| | Alvarez, Dager | | | 2147 | COL | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Verastegui, Fernando | | | 2114 | COL | 0.00 | 1 | -0.24 | 30 | -7.20 | | | Villamil, Hector Orlando | | | 2077 | COL | 1.00 | 1 | 0.71 | 30 | 21.30 | | | Ramirez, Francisco Javier | | | 2076 | COL | 0.00 | 1 | -0.29 | 30 | -8.70 | | | Acevedo, Johan | | | 2102 | COL | 0.00 | 1 | -0.26 | 30 | -7.80 | | | Villegas, Juan Carlos | | | 2073 | COL | 0.00 | 1 | -0.29 | 30 | -8.70 | |
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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