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Individual Calculations May 2015 |
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| Gonzalez Acosta, Jaime Roy Total change: -35.80 | |   |
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| VI Torneo Internacional de Alajuela 2015 | Alajuela | CRC | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 2025 | 4.50 | 8 | -1.79 | 20 | -35.80 | |
|  Fonseca Cabrera, Ernesto | | | 2184 | NCA | 0.50 | 1 | 0.21 | 20 | 4.20 | |  Castro Ulloa, Rolando | | | 1716 | CRC | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Morera Campos, Hazel Maria | | wc | 1676 | CRC | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Bazan, Jose Vicente | | | 1735 | NCA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Bogantes Robleto, Karina | | | 1625 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Salas Torres, Pamela | | wc | 1695 | CRC | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Villalobos Venegas, Daniel | | | 1831 | CRC | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Vargas, Rogelio | c | | 1715 | PAN | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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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