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Individual Calculations October 2017 |
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| Zhang, Eric M Total change: -6.80 | |   |
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| Seattle Chess Classic | Seattle, Washington | USA | 2017-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1822 | 3.50 | 8 | -0.33 | 40 | -13.20 | |
|  Velea, Sophie | | wc | 1422 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  He, Daniel | | | 2089 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Velea, Anne-Marie | | | 1546 | USA | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Shubin, Daniel | | | 1733 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Doknjas, Joshua | c | | 2200 | CAN | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Levine, Joseph | | | 1791 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | McCormick, Cale Michael | | | 2132 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Olson, Travis | | | 1815 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | | | * 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) | | | | 67th Annual Oregon Open | Portland, Oregon | USA | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1822 | 1.50 | 3 | 0.16 | 40 | 6.40 | |
| | Tarjan, James E | g | | 2222 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Velea, Anne-Marie | | | 1542 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Zhang, Brendan | | | 1877 | USA | 0.50 | 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) | | |
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