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Individual Calculations August 2021 |
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| Xu, Raymond Total change: 114.40 | |   |
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| 49th Annual World Open - Under 2000 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1509 | 4.00 | 6 | 1.54 | 40 | 61.60 | |
|  Srinivasan, Arjun | | | 1648 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Velea, Sophie | | wc | 1643 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Bagchi, Sounak | | | 1677 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Beck, Alec | | | 1749 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | George, Isaac | | | 1561 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Li, Iris | | | 1109 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | 26th Annual Bradley Open - Major | Windsor Locks, Connecticut | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1509 | 2.00 | 3 | 1.32 | 40 | 52.80 | |
| | Hua, Charles | | | 1909 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Carter, David E | | | 1909 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Wang, Alexander J | | | 1493 | USA | 1.00 | 1 | 0.48 | 40 | 19.20 | | | * 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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