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Individual Calculations January 2023 |
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| Vaidyanathan, Kannan Total change: 14.80 | |   |
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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 |
| 1807 | 1756 | 0.00 | 3 | -1.29 | 40 | -51.60 | |
|  Goktepe, Derin | | | 1828 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | |  Luger, Sam | | | 1824 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Xie, Timothy | | | 1770 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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) | | | | Marshall Amateur Championship - Jerry Simon Memorial | New York, NY | USA | 2022-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1756 | 2.00 | 3 | -0.37 | 40 | -14.80 | |
| | Colwell, Andrew | | | 1734 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Wong, Wyatt | | | 1364 | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Tse, Whitney | | | 1356 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | 106th Edward Lasker Memorial - MCC Championship | New York, NY | USA | 2022-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1756 | 4.00 | 9 | 2.03 | 40 | 81.20 | |
| | Hughes, John Lodger | | | 2253 | IRL | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Wang, Jalen Sir | | | 2138 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Ray, Sarathi | | | 1999 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Johnston, Daniel Frank | | | 2042 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Grasso, David | | | 2158 | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Chachere, Theodore | | | 1619 | USA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Adelson, Serge | | | 1658 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Kudrin, Sergey | g | | 2403 | USA | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Zong, Davis | c | | 2164 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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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