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Individual Calculations May 2019 |
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| Suaza Sanabria, Jose Luis Total change: 13.20 | |   |
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| Campeonato Nacional de Ajedrez Amateur 2019 Absoluto Categoria Sub1700 | Pereira | COL | 2019-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1641 | 1471 | 2.00 | 3 | 1.16 | 40 | 46.40 | |
|  Guzman, Jose Fidias | | | 1683 | COL | 1.00 | 1 | 0.77 | 40 | 30.80 | |  Diaz Diaz, Jose Joaquin | | | 1616 | COL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Bautista Chiquillo, Leidy | | | 1624 | COL | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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) | | | | Semifinal 1 Categoria Sub-18 Absoluto 2019 | Ibague | COL | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1423 | 1471 | 1.50 | 4 | -0.83 | 40 | -33.20 | |
| | Alvarez Angel, Nelson Eduardo | | | 1871 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Campos Perilla, Angie Catalina | | | 1196 | COL | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Ruiz Orozco, Neider Santiago | | | 1282 | COL | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Campos Perilla, Miguel Angel | | | 1344 | COL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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