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Individual Calculations July 2018 |
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| Acevedo Mendez, Jennifer Total change: 33.80 | |   |
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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 |
| 1834 | 1744 | 2.50 | 6 | 0.16 | 20 | 3.20 | |
|  Chaves Sanchez, Gabriel A | | | 2122 | CRC | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Bonilla Sequeira, Pablo | | | 1991 | CRC | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Tenorio Naranjo, Ismael | | | 1917 | CRC | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Quesada Leon, Joshua | | | 1561 | CRC | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Araya Lopez, Luis | | | 2067 | CRC | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Ramirez Madrid, Daniel Alberto | | | 1344 * | 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) | | | | I Cerrado de Alajuela 2018 | Alajuela | CRC | 2018-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 1744 | 4.00 | 6 | 1.53 | 20 | 30.60 | |
| | Toro Soto, Anthony Roy | | | 2027 | CRC | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Benitez Canales, Roy | | | 1743 | CRC | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Rivera Gonzalez, Jose Alexis | | | 1809 | CRC | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Ramirez Madrid, Gerardo Alfonso | f | | 1896 | CRC | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Alfaro Guillen, Jose Raul | | | 2006 | CRC | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Herrera Marin, Carmen | | | 1344 * | 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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