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Individual Calculations July 2012 |
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| Borbon, Oscar Total change: 32.40 | |   |
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| Open IRT Liga de Ajedrez de Bogota MAYO | Bogota | COL | 2012-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 1927 | 2.00 | 5 | 0.21 | 30 | 6.30 | |
|  Becerra, Juan David | f | | 2255 | COL | 0.00 | 1 | -0.13 | 30 | -3.90 | |  Patino, Jairo | | | 1622 | COL | 1.00 | 1 | 0.14 | 30 | 4.20 | | | Guzman Lozano, Campo Elias | | | 2036 | COL | 1.00 | 1 | 0.65 | 30 | 19.50 | | | Garavito, Miguel Angel | | | 2232 | COL | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Villamil, Hector Orlando | | | 2065 | COL | 0.00 | 1 | -0.31 | 30 | -9.30 | |
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) | | | | Open IRT Liga de Ajedrez de Bogota JUNIO | Bogota | COL | 2012-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 1927 | 3.00 | 5 | 0.87 | 30 | 26.10 | |
| | Rosero, Hugo Alberto | | | 1625 | COL | 1.00 | 1 | 0.15 | 30 | 4.50 | | | Guzman Campo, Elias | | | 2036 | COL | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Barrios, Hernando | | | 2034 | COL | 1.00 | 1 | 0.65 | 30 | 19.50 | | | Vargas, Mauricio | | | 1990 | COL | 1.00 | 1 | 0.59 | 30 | 17.70 | | | Ruiz, Alciguel | f | | 2197 | COL | 0.00 | 1 | -0.17 | 30 | -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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