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Individual Calculations December 2019 |
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| Espichan Serna, Luis Ricardo Total change: 17.20 | |   |
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| IX Open IRT U-1600 Club Hermanos Rojas | Lima | PER | 2019-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1240 | 1036 | 1.00 | 2 | 0.43 | 40 | 17.20 | |
|  Robles Mamani, Fabio Francisco | | | 1436 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Reyes Zavaleta, Sergio Gabriel | | | 1044 | PER | 1.00 | 1 | 0.51 | 40 | 20.40 | | | * 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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