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Individual Calculations February 2020 |
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| Meza Vega, Jose Antonio Total change: -98.00 | |   |
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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 |
| 1440 | 1510 | 3.50 | 7 | -0.52 | 40 | -20.80 | |
|  Hernandez Leandro, Aliza | | | 1178 | CRC | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Valverde Mora, Mauricio | | | 1692 | CRC | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Sierra Berrocal, Auriel | | | 1349 | CRC | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Semana Ramirez, Brenda | | wc | 1197 | CRC | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Quesada Guevara, Max | | | 1580 | CRC | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Melendez Arce, Kalet | | | 1681 | CRC | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Mayorga Araya, Sofia | | | 1405 | CRC | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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 Sub16 2020 | Escazu | CRC | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1234 | 1510 | 3.00 | 6 | -1.93 | 40 | -77.20 | |
| | Fallas Marin, Kaleb | | | 1137 | CRC | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Guevara Cornejo, Gabriel | | | 1288 | CRC | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Hernandez Brenes, Keylor | | | 1215 | CRC | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Montero Romero, Danny | | | 1294 | CRC | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Vergara Marin, Luis Elias | | | 1110 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Calderon Brenes, Brandon | | | 1357 | CRC | 1.00 | 1 | 0.30 | 40 | 12.00 | | | * 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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