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Rapid:
Individual Calculations December 2018 |
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| Rodriguez Retana, Sofia Total change: 14.00 | |   |
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| Torneo Rapid Selecciones Nacionales 2018 | San Jose | CRC | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1209 | 2.50 | 5 | 0.70 | 20 | 14.00 | |
|  Semana Ramirez, Brenda | | wc | 1137 | CRC | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Nunez Okubo, Isao | c | | 1505 | CRC | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Rojas Mora, Maria Salvadora | | | 1059 | CRC | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Arguedas Bolanos, Sharline | | | 1382 | CRC | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Cabezas Solano, David Alejandro | | | 1609 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | |
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