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Blitz:
Individual Calculations December 2019 |
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| Gamboa Alvarado, Olga Leticia Total change: 7.80 | |   |
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| Campeonato Panamericano Amateur Blitz U2300 2019 | San Jose | CRC | 2019-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1860 | 6.50 | 9 | 0.39 | 20 | 7.80 | |
|  Barboza Viquez, Martin Eduardo | | | 1460 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Calvo Campos, Adrian | | | 1558 | CRC | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Diaz Charpentier, Kristel Meliss | | | 1589 | CRC | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Quesada Leon, Joshua | | | 1582 | CRC | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Ramirez Toledo, Ayleen Maribel | | | 1546 | MEX | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Rodriguez Chaverri, David | | | 2014 | CRC | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Nunez Okubo, Isao | c | | 1491 | CRC | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Cordoba Rodriguez, Milton Dennis | | | 1908 | COL | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Alvarez Hernandez, David | | | 2100 | CRC | 1.00 | 1 | 0.80 | 20 | 16.00 | | | * 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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