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Individual Calculations September 2018 |
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| Perez Alarcon, Rafael Total change: 0.60 | |   |
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| Giraldilla de la Habana Abierto | La Habana | CUB | 2018-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1919 | 4.50 | 8 | 0.03 | 20 | 0.60 | |
|  Reyes Oquendo, Samuel Moises | | | 1674 | CUB | 0.00 | 1 | -0.80 | 20 | -16.00 | |  Rodriguez Del Valle, Angel | | | 1740 | CUB | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Perez Ibanez, Rene | | | 2032 | CUB | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Hernandez De La Rosa, Lazaro | | | 1845 | CUB | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Lopez Rippel, Ricardo | | | 1971 | CUB | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Guevara Fernandez, Livan | | | 1782 | CUB | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Gonzalez Hernandez, Humberto | | | 1864 | CUB | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Bueno Gauna, Cristian Alejandro | | | 2067 | CUB | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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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