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Individual Calculations December 2018 |
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| Serrato, Rafael Antonio Total change: -10.20 | |   |
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| Subzonal 2.3.4 Colombia Absoluto 2018 Camp Nacional Ajedrez Mayores Absoluto 2018 | Bogota | COL | 2018-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1848 | 2.00 | 6 | -0.51 | 20 | -10.20 | |
|  Rios Parra, Alejandro | m | | 2248 * | COL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Rengifo, Carlos Alberto | | | 1579 | COL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Otalora Pacheco, Carlos Eduardo | f | | 2169 | COL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Celis Vargas, Walter Enrique | | | 1689 | COL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Santamaria Vargas, Miguel | | | 1919 | COL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Conti, Julian | | | 1952 | COL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | * 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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