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Individual Calculations July 2019 |
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| Sura, Kalvin Total change: -18.40 | |   |
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| Torneo Zonal 2.3 Absoluto 2019 | San Salvador | ESA | 2019-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1850 | 1951 | 4.00 | 8 | -0.92 | 20 | -18.40 | |
|  Gonzalez Vidal, Yuri | g | | 2351 * | CUB | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Perez, Damaris Nicole | c | wf | 1621 | ESA | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Palacios, Celina | | wf | 1687 | ESA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Melendez, Manuel A. | | | 1573 | ESA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Ibarra, Carlos Roberto | | | 1551 * | ESA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pineda, Juan Jose | f | | 2038 | NCA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Coto Anaya, Walter Alexander | | | 1742 | ESA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Burgos Figueroa, Carlos E. | m | | 2233 | ESA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | * 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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