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Individual Calculations January 2018 |
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| Gaona Ballesteros, Andres Total change: -29.20 | |   |
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| Campeonato Nacional Escolar Sub-13 Absoluto 2018 | Pereira | COL | 2017-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1488 | 1437 | 1.00 | 4 | -0.73 | 40 | -29.20 | |
|  Molina Ballesteros, Juan Sebasti | | | 1282 | COL | 0.50 | 1 | -0.21 | 40 | -8.40 | |  Ducuara Alape, Ronaldo | | | 1478 | COL | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Molano Castano, Juan David | | | 1574 | COL | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Higarrero, Juan David | | | 1619 | COL | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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