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Individual Calculations January 2012 |
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| Gaviria, Alejandro Total change: -36.60 | |   |
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| Campeonato Nacional por Equipos Absoluto 2011 | Medellin | COL | 2011-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 1959 | 1.00 | 4 | -0.12 | 30 | -3.60 | |
|  Sanchez Maya, Simon | | | 2205 | COL | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Corrales, Isis Johanna | | | 1939 | COL | 1.00 | 1 | 0.47 | 30 | 14.10 | | | Martinez, Jorge Alexander | | | 2200 | COL | 0.00 | 1 | -0.20 | 30 | -6.00 | |  Betancur Gilraldo, David Rogel | | | 2204 | COL | 0.00 | 1 | -0.20 | 30 | -6.00 | |
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 |
| 2057 | 1959 | 0.00 | 3 | -1.10 | 30 | -33.00 | |
| | Perez Rojas, Luis Fernando | | | 1993 | COL | 0.00 | 1 | -0.45 | 30 | -13.50 | | | Hernandez, Gonzalo | | | 2136 | COL | 0.00 | 1 | -0.27 | 30 | -8.10 | | | Santos Morales, Natalia Andrea | | | 2043 | COL | 0.00 | 1 | -0.38 | 30 | -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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