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Individual Calculations September 2023 |
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| Chen, Justin Total change: 1.60 | |   |
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| July 2023 Marshall Premier | New York, NY | USA | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2375 | 2.50 | 4 | -0.01 | 20 | -0.20 | |
|  Marsh, James | | | 1975 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Grasso, David | | | 2154 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Lenderman, Aleksandr | g | | 2547 | USA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Lapshun, Yury | m | | 2344 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | * 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) | | | | August 2023 Marshall Premier | New York, NY | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2376 | 4.00 | 5 | 0.09 | 20 | 1.80 | |
| | Das, Aditeya | | | 1922 | USA | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Dong, Kyle | | | 1976 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rohde, Michael | g | | 2340 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Buchanan, Royal | | | 1887 | USA | 0.00 | 1 | -0.96 | 20 | -19.20 | | | Lapshun, Yury | m | | 2344 | USA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | * 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) | | |
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