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Individual Calculations February 2018 |
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| Zhang, Eric Total change: -2.40 | |   |
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| 2017 Washington Winter Chess Classic | Seattle, Washington | USA | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1843 | 3.50 | 8 | -0.06 | 40 | -2.40 | |
|  Lewis-Sandy, Joshua | | | 1659 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Chen, Howard | | | 2243 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Breckenridge, Steven | f | | 2243 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Velea, Anne-Marie | | | 1650 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Kuhner, Mary | | wc | 1777 | USA | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Bashkansky, Naomi | | wm | 1852 | USA | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Levine, Joseph | | | 1871 | USA | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Whale, Nicholas | | | 1936 | USA | 1.00 | 1 | 0.63 | 40 | 25.20 | | | * 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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