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Individual Calculations May 2012 |
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| Ribero, Guillermo Andres Total change: -38.10 | |   |
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| Open IRT Sub16 Mixto | Bogota | COL | 2012-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1823 | 0.00 | 1 | -0.34 | 15 | -5.10 | |
|  Martinez Baquero, Hugo Esteban | | | 1940 | COL | 0.00 | 1 | -0.34 | 15 | -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) | | | | Open IRT Liga de Ajedrez de Bogota MARZO | Bogota | COL | 2012-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 1823 | 1.50 | 6 | -1.28 | 15 | -19.20 | |
|  Romo, David | | | 2003 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Rosero, Hugo Alberto | | | 1595 | COL | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Manrique, Fernando | | | 1980 | COL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Corredor, Jose | | | 1790 | COL | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Melo, Marlon | | | 1939 | COL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Ortegon Villacorte, Daniela | | | 1786 | COL | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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 Internacional de Semana Santa L.A.B. | Bogota | COL | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1823 | 0.00 | 3 | -0.92 | 15 | -13.80 | |
| | Nieto, Manuel Valerio Waldo | | | 1959 | COL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Dominguez, Miller | | | 2007 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Escobar, Guido Jose | | | 1941 | COL | 0.00 | 1 | -0.34 | 15 | -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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