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Individual Calculations May 2019 |
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| Campos Astorga, Priscila Total change: -31.20 | |   |
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| Torneo Clasico Cien Anos de Soledad 2019 Tercera Categoria | San Jose | CRC | 2019-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1559 | 1403 | 1.00 | 5 | -0.60 | 40 | -24.00 | |
|  Arostegui Gonzalez, Ricardo | c | | 1546 | CRC | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Salas Estrada, Ana Maria | | | 1287 | CRC | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Munoz Garcia, Flavio Estuardo | | | 1803 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Gomez Sanchez, Eduardo | | | 1522 | CRC | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Nunez Avendano, Manrique | | | 1638 | CRC | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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 Torneo Abierto de Curridabat 2019 | Curridabat | CRC | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1625 | 1403 | 1.00 | 3 | 0.24 | 40 | 9.60 | |
| | Solis L., Efren A. | c | | 1803 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sandi Castro, Allan | | | 1388 | CRC | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Quesada Leon, Joshua | | | 1685 | CRC | 0.00 | 1 | -0.16 | 40 | -6.40 | | | * 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) | | | | JUNCOS TEC 2019 Femenino por Equipos | Cartago | CRC | 2019-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1403 | 1.00 | 4 | -0.42 | 40 | -16.80 | |
| | Nunez Gonzalez, Joshebeth Elena | | | 1633 | CRC | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Fallas Madrigal, Michelle | | | 1360 | CRC | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Acevedo Mendez, Jennifer | | wf | 1786 | CRC | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Fallas Madrigal, Michelle | | | 1360 | CRC | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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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