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Individual Calculations July 2023 |
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| Dutter, Frederic Total change: -26.20 | |   |
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| 2023 Summer Tuesday Night Marathon - 1600-1999 Rounds 5-7 | San Francisco, CA | USA | 2023-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1443 | 1627 | 1.00 | 2 | -0.48 | 20 | -9.60 | |
|  Uzakbaev, Nursultan | | | 1452 | USA | 0.50 | 1 | -0.23 | 20 | -4.60 | |  Hack, Richard | | | 1433 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | 22nd Addison Memorial Championship - 1600-1999 | San Francisco, CA | USA | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1357 | 1600 | 1.50 | 3 | -0.83 | 20 | -16.60 | |
| | Wang, Tianmu | | | 1200 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Arivoli, Sadhana | | | 1325 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Xu, Melissa | | | 1545 | USA | 0.50 | 1 | -0.08 | 20 | -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) | | |
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