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Individual Calculations January 2019 |
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| Ortiz, Marcos Total change: 8.40 | |   |
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| II Torneo Internacional de Liberia 2018 | Liberia | CRC | 2018-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2149 | 5.00 | 7 | 0.42 | 20 | 8.40 | |
|  Hernandez Obando, Jason Ivan | | | 1749 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Valdez Torres, Nestor Josue | | | 1763 | CRC | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Peraza Alvarez, Rafael Eduardo | | | 2017 | CRC | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Murillo Tsijli, Alexis | m | | 2285 | CRC | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Hourigan, Gerrit | | | 1925 | GER | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Alfaro, William | f | | 2148 | NCA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Picado, Jorge | | | 2168 | NCA | 0.50 | 1 | 0.03 | 20 | 0.60 | | | * 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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