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Individual Calculations July 2021 |
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| Campos Perilla, Felix Santiago Total change: 19.60 | |   |
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| Final Nal Amateur Presencial Sub-1700 | Bogota | COL | 2021-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1520 | 1530 | 2.00 | 3 | 0.49 | 40 | 19.60 | |
|  Ballesteros Diaz, Jefree Daniel | | | 1670 | COL | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Ramirez Ramirez, Anderson | | | 1599 | COL | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Lopez Torres, Jorge Emmanuel | | | 1291 | COL | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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) | | |
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