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Individual Calculations July 2023 |
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| Posadas, Rayelynn Total change: -13.20 | |   |
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| 2023 U.S. Women's Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1341 | 1674 | 2.50 | 3 | -0.12 | 40 | -4.80 | |
|  Labaznikova, Ksenia | | | 1274 * | RUS | 0.50 | 1 | -0.42 | 40 | -16.80 | |  Janapareddy, Seshasri Ananya | | | 1389 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Liang, Candice | | | 1361 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | * 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) | | | | 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1674 | 1.00 | 3 | -0.21 | 40 | -8.40 | |
| | Rosado, Charlie | | | 1588 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Drippe, John M | | | 1894 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Daniels, Noah Montgomery | | | 1769 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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