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Individual Calculations February 2019 |
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| Chiu, Isaac Total change: -4.40 | |   |
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| 45th Annual Eastern Open | Tyson's Corner, Virginia | USA | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 2150 | 4.50 | 7 | -0.11 | 40 | -4.40 | |
|  Boris, Peter | | | 1812 | USA | 0.50 | 1 | -0.38 | 40 | -15.20 | |  Luo, Ryan | | | 1987 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Narkeeran, Madhavan | | | 2003 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Senft, Sean | | | 2018 | USA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Erenburg, Sergey | g | | 2550 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hu, Merric | | | 1867 | USA | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Webster, Scott | | | 1992 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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) | | |
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