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Individual Calculations January 2014 |
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| Percivaldi, Martin Total change: -35.25 | |   |
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| World Youth Chess Championship 2013. Open U16 | Al Ain | UAE | 2013-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2169 | 5.00 | 11 | -2.35 | 15 | -35.25 | |
|  Al-Zaruoni, Fahad | c | | 1769 * | UAE | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Sanal, Vahap | m | | 2397 | TUR | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Darling, Simeon C. | c | | 1928 | RSA | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Lopatik, Nikita | | | 1956 | BLR | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Valenzuela Martinez, Hermes | c | | 1867 | MEX | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Lo, Ryan | | | 2025 | CAN | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Liu, Zhaoqi | | | 2061 | CHN | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Tran, Tuan Minh | f | | 2330 | VIE | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Jumanov, Elbek | | | 2019 | UZB | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Nikolov, Rumen | | | 2023 | BUL | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Valkama, Eero | | | 1960 | FIN | 0.50 | 1 | -0.27 | 15 | -4.05 | | | * 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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