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Individual Calculations July 2018 |
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| Rivera Gonzalez, Jose Alexis Total change: -3.20 | |   |
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| Campeonato Nacional Clasico de Ajedrez por Equipos FCA 2018 | San Jose | CRC | 2018-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1809 | 3.50 | 7 | 1.15 | 40 | 46.00 | |
|  Bonilla Sequeira, Pablo | | | 1991 | CRC | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Salazar Zumbado, Stanley | | | 1777 | CRC | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Campos Cerdas, Jorge | | | 1832 | CRC | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Rodriguez Arrieta, Maria Elena | | wm | 1982 | CRC | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Peraza Alvarez, Rafael Eduardo | | | 2008 | CRC | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Murillo Tsijli, Alexis | m | | 2209 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Morera Campos, Hazel Maria | | wm | 1814 | CRC | 0.50 | 1 | 0.01 | 40 | 0.40 | | | * 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) | | | | I Cerrado de Alajuela 2018 | Alajuela | CRC | 2018-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1809 | 1.50 | 5 | -1.23 | 40 | -49.20 | |
| | Ramirez Madrid, Gerardo Alfonso | f | | 1896 | CRC | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Acevedo Mendez, Jennifer | | wf | 1744 | CRC | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Alfaro Guillen, Jose Raul | | | 2006 | CRC | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Herrera Marin, Carmen | | | 1409 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Benitez Canales, Roy | | | 1743 | CRC | 0.50 | 1 | -0.09 | 40 | -3.60 | | | * 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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