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Individual Calculations November 2017 |
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| Rodriguez Chaverri, David Total change: -2.00 | |   |
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| V Open Encuentro de Culturas Santa Ana 2017 | Santa Ana | CRC | 2017-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 2019 | 4.00 | 5 | -0.10 | 20 | -2.00 | |
|  Barboza Viquez, Martin Eduardo | | | 1619 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Orozco Centeno, Melissa | | | 1619 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cabrera Sosa, Marco Vinicio | | | 1619 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vilpoux, Jeremie | | | 2079 | FRA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Rodriguez Jimenez, Jose Daniel | | | 1619 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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