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Individual Calculations January 2022 |
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| Liu, Eric Chang Total change: -42.80 | |   |
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| Houston Winter Championship 2021 | Houston, TX | USA | 2021-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 2075 | 2.00 | 4 | -0.77 | 40 | -30.80 | |
|  Hevia Alejano, Carlos | g | | 2447 | CUB | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Wu, Aaron | | | 1675 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kushalnagar, Nirup | | | 1675 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Walmer, Benjamin | | | 1802 | USA | 0.50 | 1 | -0.33 | 40 | -13.20 | | | * 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) | | | | 2021 North American Junior Championship - Open Under 20 | Charlotte, North Carolina | USA | 2021-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2110 | 2075 | 3.00 | 7 | -0.30 | 40 | -12.00 | |
| | Guo, Arthur | m | | 2424 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Stearman, Josiah | m | | 2406 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Nakada, Akira | f | | 2249 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Jiang, Andrew | | | 1964 | USA | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Shundi, Matias | | | 1978 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Kelly, Sean | | | 1929 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Wu, Andrew | | | 1817 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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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