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Individual Calculations February 2020 |
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| Hernandez Leandro, Alejandro Total change: -26.20 | |   |
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| Torneo Abierto Metropolitano Grupo B 2019 | San Jose | CRC | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1495 | 1300 | 2.00 | 6 | 0.30 | 20 | 6.00 | |
|  Melendez Arce, Kalet | | | 1681 | CRC | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Ramirez Almeciga, Yenny Melisa | | | 1700 * | CRC | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Torrentes Arias, Greivin | | | 1624 | CRC | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Sierra Berrocal, Gabriela | | | 1275 | CRC | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Mora Chavarria, Sebastian | | | 1291 | CRC | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Cardenas Vargas, Jean Carlo | | | 1401 | CRC | 1.00 | 1 | 0.64 | 20 | 12.80 | | | * 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) | | | | Campeonato Nacional Juvenil Sub20 2020 | Escazu | CRC | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1412 | 1300 | 1.00 | 7 | -1.61 | 20 | -32.20 | |
| | Valverde Mora, Mauricio | | | 1692 | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Murillo Borovik, Alexander | | | 1419 | CRC | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Rios Hernandez, Brandon | | | 1084 | CRC | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Guzman Hidalgo, Nicolas | | | 1522 | CRC | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Villegas Rodriguez, Jeremy | | | 1594 | CRC | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Bonilla Ortiz, Johel Sebastian | | | 1344 | CRC | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Bolanos Diaz, Daniel | | | 1226 | CRC | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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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