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Individual Calculations November 2019 |
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| Calderon Brenes, Brandon Total change: -46.00 | |   |
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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 |
| 1061 | 1403 | 0.00 | 1 | -0.88 | 40 | -35.20 | |
|  Alvarado Monge, Noelia Patricia | | | 1061 | CRC | 0.00 | 1 | -0.88 | 40 | -35.20 | |
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 |
| 1358 | 1403 | 2.50 | 5 | -0.27 | 40 | -10.80 | |
| | Rodriguez Rodriguez, Santiago | | | 1129 | CRC | 0.00 | 1 | -0.83 | 40 | -33.20 | |  Jimenez Corella, Jimena | | | 1016 | CRC | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Bolanos Diaz, Daniel | | | 1224 | CRC | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Nunez Avendano, Manrique | | | 1620 | CRC | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Bonilla Mora, Luis Daniel | | | 1803 * | CRC | 0.00 | 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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