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Individual Calculations January 2022 |
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| Nolan, Gregory Matthew Total change: -26.20 | |   |
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| 52nd Annual National Chess Congress - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1998 | 2.00 | 4 | -1.31 | 20 | -26.20 | |
|  He, Samuel | | | 1598 * | USA | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Sperber, Ronald David | | | 1622 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Gao, Matthew Ian | | | 1828 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Wang, Ryan R | | | 1799 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | * 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) | | |
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