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Individual Calculations September 2023 |
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| Williams, Justus Total change: 5.00 | |   |
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| June 2023 Marshall Premier | New York, NY | USA | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2396 | 4.00 | 5 | -0.45 | 10 | -4.50 | |
|  Gaw, Chloe | | | 1873 | USA | 1.00 | 1 | 0.03 | 10 | 0.30 | |  Berg, George | | | 1996 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Meduri, Aakaash | | | 2017 | USA | 0.50 | 1 | -0.41 | 10 | -4.10 | | | Rand, Steven | | | 1982 | USA | 1.00 | 1 | 0.07 | 10 | 0.70 | | | Espinosa, Pedro | c | | 2233 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | * 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 Bill Wright Saint Louis Open | Saint Louis, Missouri | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 2371 | 3.00 | 4 | 0.22 | 10 | 2.20 | |
| | Zhu, Rex | | | 1971 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ponukumati, Aditya | | | 2008 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Proleiko, Julian | | | 2188 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Miroshnichenko, Evgenij | g | | 2589 | UKR | 0.50 | 1 | 0.28 | 10 | 2.80 | | | * 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) | | | | 18th annual Indianapolis Open - Major | Indianapolis, IN | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 2371 | 3.00 | 3 | 0.73 | 10 | 7.30 | |
| | Abraham, John Zacharia | | | 1971 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Padhye, Rohan | | | 2237 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Wan, Joseph Cheng-Yue | c | | 2242 | USA | 1.00 | 1 | 0.33 | 10 | 3.30 | | | * 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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