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Individual Calculations September 2023 |
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| Kaur, Aradh Total change: -12.40 | |   |
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| 2023 U.S. Junior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1587 | 0.50 | 3 | 0.10 | 40 | 4.00 | |
|  Takahashi, Michael | | | 2043 | USA | 0.50 | 1 | 0.44 | 40 | 17.60 | |  Bruha, Nicholas | | | 1989 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Feng, Jay | | | 1775 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | 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 |
| 1619 | 1587 | 2.50 | 5 | 0.25 | 40 | 10.00 | |
| | Jou, Esther | | | 1815 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Wang, Lacey | | | 1187 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Matus, Nastassja A | | wf | 1947 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Kumar, Asha | | | 1823 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Wadhwa, Ananya | | | 1323 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | * 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) | | | | XXXIII Pan-American Youth Chess Festival - Under 16 Female | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1587 | 4.50 | 9 | -0.66 | 40 | -26.40 | |
| | Tang, Zoey | f | wm | 2285 | USA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Watson, Gabriella | | | 1468 | JAM | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Huang, Lulu | | | 1195 | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Merino Vallecillo, Angela Sofia | | | 1228 | HON | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Durbha, Antara | | | 1527 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Gonzalez Gonzalez, Valentina Ant | | | 1625 | CHI | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Soliz Flores, Luz Neyda | | | 1412 | BOL | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Ramesh, Sanjana | | | 1606 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Galvez Aguirre, Valentina | | | 1627 | CHI | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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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