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Individual Calculations February 2020 |
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| Mora Chavarria, Sebastian Total change: 94.40 | |   |
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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 |
| 1525 | 1291 | 3.00 | 8 | 1.06 | 40 | 42.40 | |
|  Hidalgo Barrantes, Mario Alberto | | | 1677 | CRC | 0.50 | 1 | 0.41 | 40 | 16.40 | |  Nunez Okubo, Isao | c | | 1691 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hernandez Leandro, Aliza | | | 1178 | CRC | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Ramirez Almeciga, Yenny Melisa | | | 1691 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nunez Avendano, Manrique | | | 1603 | CRC | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Villegas Rodriguez, Jeremy | | | 1562 | CRC | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Hernandez Leandro, Alejandro | | | 1300 | CRC | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Semana Ramirez, Jerian | | | 1495 | CRC | 0.00 | 1 | -0.24 | 40 | -9.60 | | | * 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) | | | | Campeonato Nacional Infantil Sub14 2020 | Escazu | CRC | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1325 | 1358 | 4.00 | 5 | 1.30 | 40 | 52.00 | |
| | Chinchilla Nunez, Sebastian | | | 1128 | CRC | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Barboza Viquez, Martin Eduardo | | | 1447 | CRC | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Quiros Acuna, Sebastian | | | 1383 | CRC | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Segura Cordero, Ariel | | | 1460 | CRC | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Quesada Fallas, Esteban | | | 1205 | CRC | 1.00 | 1 | 0.30 | 40 | 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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