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Individual Calculations October 2013 |
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| Tao, Jeffrey Total change: 9.90 | |   |
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| 2013 NAYCC U14 | Toronto | CAN | 2013-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1864 | 1.50 | 4 | 0.02 | 30 | 0.60 | |
|  Zhong, Joey | | | 1901 | CAN | 0.50 | 1 | 0.05 | 30 | 1.50 | | | Pillai, Kadhir | | | 2032 | USA | 0.50 | 1 | 0.22 | 30 | 6.60 | | | Doknjas, John | | | 1923 | CAN | 0.50 | 1 | 0.08 | 30 | 2.40 | |  Handigol, Abhishek | | | 1989 | USA | 0.00 | 1 | -0.33 | 30 | -9.90 | |
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) | | | | 2013 Fall Championship | Milpitas, California | USA | 2013-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1860 | 1.00 | 2 | 0.31 | 30 | 9.30 | |
| | De Guzman, Ricardo | m | | 2260 * | PHI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Liu, Joanna | | | 1777 | USA | 1.00 | 1 | 0.39 | 30 | 11.70 | | | * 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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