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Individual Calculations November 2019 |
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| Quesada Leon, Joshua Total change: -50.80 | |   |
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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 |
| 1516 | 1817 | 4.00 | 6 | -1.03 | 40 | -41.20 | |
|  Rosales Gonzalez, Jessica | | | 1417 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Mata Tencio, Randall | | | 1689 | CRC | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Arevalo Rojas, Andrea | | | 1417 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Valverde Mora, Mauricio | | | 1600 | CRC | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Villegas Rodriguez, Jeremy | | | 1553 | CRC | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Morales Jimenez, Dennis | | | 1417 * | CRC | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * 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) | | | | VII Open Encuentro de Culturas 2019 | Santa Ana | CRC | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1817 | 5.00 | 6 | -0.24 | 40 | -9.60 | |
| | Porras Chavarria, Pamela Maria | | | 1417 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ruiz Alfaro, Darrel | | | 1417 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Moran, Mike | | | 1451 | CRC | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Chaves Williams, Jose Andres | | | 1513 | CRC | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Rodriguez Jimenez, Jose Daniel | | | 1523 | CRC | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Mendez Gonzalez, Jose Armando | | | 1591 | CRC | 1.00 | 1 | 0.21 | 40 | 8.40 | | | * 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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