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Individual Calculations August 2023 |
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| Cheng, Justin Hong-Chen Total change: -23.60 | |   |
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| HKCFL Summer Swiss 2023 | Hong Kong | HKG | 2023-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1484 | 1852 | 1.50 | 2 | -0.30 | 40 | -12.00 | |
|  Wong, On Wing | | | 1515 | HKG | 0.50 | 1 | -0.38 | 40 | -15.20 | |  Wong, Kainos | | | 1452 * | HKG | 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) | | | | 51st annual World Open - U2200 | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1852 | 5.50 | 9 | -0.29 | 40 | -11.60 | |
| | Barnes, Maxwell Ha | | | 1681 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Carrasco, Christia | | | 1633 | USA | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Qiao, Ethan | | | 1584 | USA | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Vedula, Hrishikesh | | | 1674 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Shankar, Pranav | | | 1817 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Ramadhar, Kishore | | | 1874 | TTO | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Qian, Bobby | | | 1808 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Wang, Kyle Y | | | 1794 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Gao, Matthew Ian | | | 1812 | USA | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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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