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Individual Calculations October 2017 |
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| Perez Arroyave, Damian Total change: -6.40 | |   |
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| IRT Departamental de Mayores Jorge Aristizabal Antioquia 2017 | Medellin | COL | 2017-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 1856 | 0.50 | 2 | -0.32 | 20 | -6.40 | |
|  Gomez Olivares, Jose David | | | 1752 | COL | 0.50 | 1 | -0.14 | 20 | -2.80 | |  Zapata Cuartas, Juan Carlos | | | 2118 | COL | 0.00 | 1 | -0.18 | 20 | -3.60 | |
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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