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Individual Calculations November 2019 |
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| Cardenas Vargas, Jean Carlo Total change: -40.00 | |   |
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| Campeonato Nacional por Equipos Sub18 Juvenil 2019 | San Ramon y Naranjo | CRC | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1316 | 1463 | 1.50 | 2 | 0.22 | 40 | 8.80 | |
|  Leon Cubero, Brandon | | | 1557 | CRC | 0.50 | 1 | 0.13 | 40 | 5.20 | |  Jaramillo Naranjo, Sebastian | | | 1074 | CRC | 1.00 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | VII Open Encuentro de Culturas 2019 | Santa Ana | CRC | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1295 | 1463 | 3.00 | 6 | -1.22 | 40 | -48.80 | |
| | Guerrero Jimenez, Luis Fernando | | | 1140 | CRC | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Rodriguez Araya, Oscar Mario | | | 1178 | CRC | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Gonzalez Galvan, Juan Manuel | f | | 1863 * | ESP | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rodriguez Romero, Axel Gabriel | | | 1304 | CRC | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Bolanos Diaz, Daniel | | | 1224 | CRC | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Jimenez Corella, Jimena | | | 1063 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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