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Individual Calculations December 2023 |
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| Abraham, John Zacharia Total change: -22.00 | |   |
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| 32nd annual Kings Island Open - Major | Blue Ash, OH | USA | 2023-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1887 | 2.50 | 5 | -0.58 | 40 | -23.20 | |
|  Gao, Lucy | | | 1641 | CAN | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Jayaraman, Arvind | f | | 2108 | IND | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Wang, Rocky | | | 1487 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Bauml, Broderick Kenneth | | | 1866 | USA | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Boylin, John, Iv | | | 1817 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | * 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) | | | | 2023 Thanksgiving Open | Saint Louis, Missouri | USA | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1887 | 2.00 | 4 | 0.03 | 40 | 1.20 | |
| | Blomer, John | | | 1566 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Bauml, Broderick | | | 1866 | USA | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Zhurbinsky, David | c | | 2101 | USA | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Ye, Luke | | | 2003 | USA | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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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