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Individual Calculations August 2021 |
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| Lu, Jason Total change: -56.62 | |   |
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| 14th Annual Philadelphia International - Premier | Philadelphia, Pennsylvania | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2048 | 4.00 | 9 | 0.23 | 38 | 8.74 | |
|  Bartell, Thomas | m | | 2363 | USA | 0.00 | 1 | -0.14 | 38 | -5.32 | |  Atanasov, Anthony | f | | 2172 | CAN | 0.00 | 1 | -0.33 | 38 | -12.54 | | | Peng, Shunkai | f | | 2330 | USA | 0.00 | 1 | -0.16 | 38 | -6.08 | | | Xu, Arthur | c | | 2106 | USA | 0.50 | 1 | 0.08 | 38 | 3.04 | | | Vittal, Sanjana | | wf | 1938 | USA | 1.00 | 1 | 0.35 | 38 | 13.30 | | | Yip, Carissa Shiwen | m | wg | 2430 | USA | 0.00 | 1 | -0.09 | 38 | -3.42 | | | Liu, Eric Chang | | | 1688 | USA | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Padhye, Rohan | | | 1876 | USA | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Rowe, Duane | c | | 2157 | JAM | 0.50 | 1 | 0.15 | 38 | 5.70 | |
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) | | | | 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2068 | 3.50 | 9 | -1.72 | 38 | -65.36 | |
| | Chandran, Kapil | f | | 2383 | USA | 0.00 | 1 | -0.14 | 38 | -5.32 | | | Seshadri, Sridhar | | | 1668 * | USA | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Graif, William | | | 2250 | CAN | 0.00 | 1 | -0.26 | 38 | -9.88 | | | Yang, Benjamin | | | 1733 | USA | 1.00 | 1 | 0.12 | 38 | 4.56 | | | Andersen, Gunnar James | | | 2194 | USA | 0.00 | 1 | -0.33 | 38 | -12.54 | | | Wu, Rochelle | | wm | 2138 | USA | 0.00 | 1 | -0.40 | 38 | -15.20 | | | Gulecyuz, Deniz Alp | | | 1921 | USA | 0.00 | 1 | -0.70 | 38 | -26.60 | | | Pang, Brian | | | 1799 | USA | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Liang, Dustin | | | 1866 | USA | 0.50 | 1 | -0.26 | 38 | -9.88 | | | * 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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