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Individual Calculations July 2013 |
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| Contreras, Miguel Total change: -8.85 | |   |
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| IRT III Open Internacional Ciudad Ortega 2013 | Ortega | COL | 2013-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1797 | 0.00 | 3 | -0.59 | 15 | -8.85 | |
|  Torres, Jorge Emilio | | | 2008 | COL | 0.00 | 1 | -0.23 | 15 | -3.45 | |  Manrique, Fernando | | | 1980 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Franco Valencia, Beatriz I | | wm | 2161 | COL | 0.00 | 1 | -0.10 | 15 | -1.50 | |
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) | | |
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