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Individual Calculations January 2013 |
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| Guerrero, Hernando Total change: 5.70 | |   |
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| IRT Campeonato Bolivariano de Ajedrez 2012 | Bogota | COL | 2012-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1919 | 2.50 | 7 | -0.96 | 15 | -14.40 | |
|  Aldana, Boris Eugenio | | | 1636 | COL | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Perez, Laura | | wf | 2027 | COL | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Contreras, Henry | f | | 2191 | COL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Rodriguez Rueda, Paula Andrea | | wm | 2178 | COL | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Univio Sanchez, German | | | 2053 | COL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Rosero, Hugo Alberto | | | 1649 | COL | 0.00 | 1 | -0.83 | 15 | -12.45 | | | Acosta, Jaime | | | 1710 | COL | 1.00 | 1 | 0.23 | 15 | 3.45 | |
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) | | | | III ITT JAHV McGREGOR | Bogota | COL | 2012-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 1919 | 3.50 | 7 | 1.34 | 15 | 20.10 | |
| | Mena, Yamil Octavio | | | 2042 | COL | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Suasnabar, Jesus | | | 2077 | PER | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Barros Rivadeneira, Cristhian | f | | 2238 | ECU | 1.00 | 1 | 0.87 | 15 | 13.05 | | | Garavito, Miguel Angel | | | 2249 | COL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Lizarazo, Juan Carlos | | | 2106 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Martinez, Jorge Alexander | | | 2195 | COL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Baron, Maria Camila | | | 1609 | COL | 1.00 | 1 | 0.14 | 15 | 2.10 | |
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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