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Individual Calculations December 2016 |
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| Acevedo Mendez, Jennifer Total change: 52.40 | |   |
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| Campeonato Nacional por Equipos Juvenil Sub18 | Alajuela | CRC | 2016-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1751 | 2.00 | 2 | 0.52 | 40 | 20.80 | |
|  Quesada Salcedo, Jacobo | | | 1548 | CRC | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Wagemans Alvarado, Bryan | | | 1582 | CRC | 1.00 | 1 | 0.28 | 40 | 11.20 | |
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) | | | | Torneo Clasificatorio al Nacional Femenino 2017 | San Jose | CRC | 2016-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1751 | 4.50 | 7 | 0.79 | 40 | 31.60 | |
| | Angulo Hernandez, Maria Jesus | | | 1351 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Acevedo Mendez, Lisseth | | | 1844 | CRC | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Salas Torres, Pamela | | wc | 1798 | CRC | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Bogantes Robleto, Karina | | | 1661 | CRC | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Nunez Gonzalez, Neeshmy | | | 1842 | CRC | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Ramirez Almeciga, Yenny Melisa | | | 1635 | CRC | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Ramirez Gonzalez, Maria Jose | | | 1876 | CRC | 0.50 | 1 | 0.17 | 40 | 6.80 | | | * 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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