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Individual Calculations February 2019 |
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| Vega Araya, Edwin Total change: 12.80 | |   |
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| Abierto Internacional Metropolitano Premier 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1848 | 5.00 | 9 | 0.64 | 20 | 12.80 | |
|  Valdes Romero, Leonardo | m | | 2248 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Avendano Porras, Rodrigo | | | 1682 | CRC | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Fernandez Sibaja, Felipe J | c | | 2111 | CRC | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Zeledon Perez, Edgar | | | 1806 | CRC | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Molina Garcia, Alvaro Jose | | | 1528 | CRC | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Hernandez Coto, Carlos Enrique | c | | 2003 | CRC | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Castro Ulloa, Rolando | | | 1679 | CRC | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Cantillo Alvarado, Luis Manuel | | | 1911 | CRC | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Murillo Varela, Ricardo | | | 1827 | CRC | 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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