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Individual Calculations October 2021 |
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| Zhou, David Tianyi Total change: -15.20 | |   |
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| 80th New England Open | Westford, Massachusetts | USA | 2021-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1909 | 2.00 | 5 | -0.38 | 40 | -15.20 | |
|  Ivanov, Alexander | g | | 2309 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Potts, Christopher | | | 1545 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Yadawad, Ansh | | | 1689 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Times, Lawyer | | | 2091 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Song, Alan | | | 2012 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | * 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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