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Individual Calculations October 2017 |
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| Kuhner, Mary Total change: -79.00 | |   |
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| Seattle Chess Classic | Seattle, Washington | USA | 2017-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1856 | 3.00 | 8 | -0.52 | 20 | -10.40 | |
|  Feng, Roland | f | | 2256 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Velea, Sophie | | wc | 1456 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ramasamy, Vikram | | | 2077 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Velea, Stephanie | | | 1456 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Xie, Luke | | | 1936 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Kaufman, Raymond | m | | 2206 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Mukumbya, Benjamin | | | 1924 | UGA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Zhang, Brendan | | | 1877 | USA | 0.00 | 1 | -0.47 | 20 | -9.40 | | | * 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 |
| 1887 | 1856 | 0.50 | 5 | -1.82 | 20 | -36.40 | |
| | Cigan, Jason | | | 2064 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Badamkhand, Norovsambuu | | | 2044 | MGL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Levine, Joseph | | | 1791 | USA | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Moore, Michael | | | 1814 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Botez, Andrea | | | 1724 | CAN | 0.00 | 1 | -0.68 | 20 | -13.60 | |
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) | | | | Washington Women's Championship | Seattle, Washington | USA | 2017-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1856 | 1.00 | 3 | -1.61 | 20 | -32.20 | |
| | Szeto, Sophie | | | 1456 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Velea, Stephanie | | | 1456 * | USA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Tien, Sophie | | | 1642 | USA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | * 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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