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Individual Calculations December 2018 |
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| Costa, Leonardo Total change: -83.60 | |   |
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| World Cadet Chess Championship U-10 Open 2018 | Santiago de Compostela | ESP | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1891 | 5.50 | 11 | -2.09 | 40 | -83.60 | |
|  Savicevs, Arsenijs | | | 1491 * | LAT | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Lopez Naranjo, Ubaldo Enrique | | | 1612 | CUB | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Sloan, Jed | | | 1556 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Materia, Marco | | | 2035 | FRA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Mardov, Dimitar | | | 1985 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Kandil, Ahmed | c | | 1638 | EGY | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Matsumura, Cocoro | | | 1699 | FRA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Zhao, Erick | | | 1957 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Bialiauski, Artsiom | | | 1791 | BLR | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Nitsche, Nikolai | | | 1645 | GER | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Ivanov, Svetlen | c | | 1597 | BUL | 0.00 | 1 | -0.85 | 40 | -34.00 | | | * 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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