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Individual Calculations April 2018 |
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| Lopez, Alberto Total change: 10.40 | |   |
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| Campeonato Nacional Amateur 2018 Sub1700 | Bogota | COL | 2018-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1397 | 1591 | 2.50 | 3 | 0.26 | 40 | 10.40 | |
|  Gomez Leon, Nicolas | | | 1296 | COL | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Macias Chavarro, Manuela | | | 1417 | COL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Guarin Fonseca, Nobel Alfredo | | | 1477 | COL | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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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