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Individual Calculations August 2017 |
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| Qi, Katherene Total change: -17.60 | |   |
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| Marshall July 2017 Weekend FIDE | New York, New York | USA | 2017-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1585 | 1557 | 1.50 | 4 | -0.40 | 40 | -16.00 | |
|  Sena, Juan | | | 1957 * | DOM | 0.00 | 1 | -0.08 | 40 | -3.20 | |  King, Alistair | | | 1228 | HKG | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Bertini, Nazzareno | | | 1629 | ITA | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Walton, John | | | 1526 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | | | * 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) | | | | 2017 North American Youth Chess Championship - U14 Girls | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1559 | 1557 | 3.50 | 7 | -0.04 | 40 | -1.60 | |
| | Yang, Elena | | | 1435 | CAN | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Ehsani, Yassamin L | | wc | 1588 | USA | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Garai, Antara | | wc | 1537 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Chen, Minda | | | 1835 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Wong, Katrina | | | 1545 | USA | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Ayinala, Shree | | | 1441 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Wang, Ellen | | | 1533 | USA | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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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