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Individual Calculations August 2017 |
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| Wong, Katrina Total change: -30.80 | |   |
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| 2017 North American Youth Chess Championship - U14 Girls | Morristown, New Jersey | USA | 2017-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1545 | 1.00 | 4 | -0.77 | 40 | -30.80 | |
|  Wang, Ellen | | | 1533 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Velea, Anne-Marie | | | 1464 | USA | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Qi, Katherene | | | 1557 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Chen, Minda | | | 1835 | USA | 0.50 | 1 | 0.34 | 40 | 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) | | |
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