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Individual Calculations January 2023 |
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| Bartell, Thomas Total change: -18.50 | |   |
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| 53rd annual National Chess Congress - Premier | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2344 | 4.00 | 5 | 0.18 | 10 | 1.80 | |
|  Jegan, Alan | | | 1944 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Martin, Zachary David | | | 1959 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Martin, Sam B | | | 1901 | USA | 1.00 | 1 | 0.06 | 10 | 0.60 | | | Christiansen, Joha | g | | 2582 | NOR | 0.00 | 1 | -0.20 | 10 | -2.00 | | | Rogers, Norman | f | | 2051 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | * 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) | | | | 3rd Annual Old Line Open - Championships | Rockville, MD | USA | 2022-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 2342 | 4.50 | 5 | -0.22 | 10 | -2.20 | |
| | Jing, Andrew | | | 1795 | USA | 1.00 | 1 | 0.03 | 10 | 0.30 | | | Yehamandram, Yogeshwar | | | 1942 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Tay, Brian | | | 1858 | USA | 1.00 | 1 | 0.05 | 10 | 0.50 | | | Levine, Owen | | | 1942 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Hyland, Mark Daniel | | | 1847 | USA | 0.50 | 1 | -0.46 | 10 | -4.60 | | | * 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) | | | | 37th annual Eastern Open - Premier | Arlington, VA | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1909 | 2342 | 1.00 | 3 | -1.81 | 10 | -18.10 | |
| | Martin, Sam B | | | 1901 | USA | 0.00 | 1 | -0.94 | 10 | -9.40 | | | Pillai, Adithya | | | 1942 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Farberov, Maxim | | | 1885 | USA | 0.00 | 1 | -0.95 | 10 | -9.50 | | | * 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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