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Rapid:
Individual Calculations December 2018 |
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| Semana Ramirez, Jerian Total change: 18.00 | |   |
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| Torneo Rapid Selecciones Nacionales 2018 | San Jose | CRC | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1484 | 1167 | 1.50 | 4 | 0.90 | 20 | 18.00 | |
|  Shih Gould, Annie | | wc | 1567 * | CRC | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Diaz Charpentier, Kristel Meliss | | | 1500 | CRC | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Shih Gould, Danny | f | | 1567 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mata Tencio, Randall | | | 1300 | CRC | 0.50 | 1 | 0.18 | 20 | 3.60 | | | * 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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