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Individual Calculations January 2018 |
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| Quijano, Juan Marcos Total change: -21.60 | |   |
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| VIII Campeonato Panamericano Escolar de Ajedrez Sub 13 Absoluto 2017 | San Salvador | ESA | 2017-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1514 | 1527 | 2.50 | 7 | -1.08 | 20 | -21.60 | |
|  Lopez Ramirez, David Santiago | c | | 1750 | COL | 0.50 | 1 | 0.28 | 20 | 5.60 | |  Guevara Cornejo, Gabriel | | | 1337 | CRC | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Medrano, Camilo | | | 1606 | ESA | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Higarrero, Juan David | | | 1630 | COL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Nunez Okubo, Isao | c | | 1514 | CRC | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Melara, Josue | c | | 1524 | ESA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Frater Gonzalez, Gabriel | | | 1238 | CRC | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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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