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Rapid:
Individual Calculations December 2019 |
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| Chaves Williams, Jose Andres Total change: 10.80 | |   |
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| I Torneo Rapid Sub20 Alajuela 2019 | Alajuela | CRC | 2019-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1511 | 5.50 | 7 | 0.54 | 20 | 10.80 | |
|  Vergara Marin, Luis Elias | | | 1111 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Herrera Granados, Felipe | | | 1277 | CRC | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Solano Cordero, Jorge | | | 1576 | CRC | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Porras Chavarria, Pamela Maria | | | 1314 | CRC | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Mora Chavarria, Sebastian | | | 1291 | CRC | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Porras Chavarria, Michael | | | 1458 | CRC | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Sandi Quiros, Andrey | | | 1325 | CRC | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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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