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Individual Calculations September 2023 |
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| Nguyen, Chance Total change: -0.40 | |   |
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| 11th Annual WIM Ruth Haring National Tournament of Girls State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1510 | 1491 | 1.50 | 3 | -0.01 | 40 | -0.40 | |
|  Wang, Lacey | | | 1107 | USA | 0.50 | 1 | -0.41 | 40 | -16.40 | |  Zhou, Celina | | | 1458 | USA | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Aravindakshan, Sahana | | | 1965 | USA | 1.00 | 1 | 0.95 | 40 | 38.00 | |
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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