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Individual Calculations February 2020 |
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| Heller, Jack Total change: 99.60 | |   |
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| FIDE December Open | Des Plaines, Illinois | USA | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1621 | 1680 | 3.50 | 4 | 1.17 | 40 | 46.80 | |
|  Huang, Elton | | | 1519 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Wang, Julian | | | 1548 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Tutush, Dusan | | | 1886 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Celik, Akarsu | | | 1531 | TUR | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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) | | | | Tim Just Winter Open XXXVII | Schaumburg, Illinois | USA | 2020-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1601 | 2.50 | 4 | 1.32 | 40 | 52.80 | |
| | Turgut, Aydin | f | | 2001 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Henderson Jr, S E | | | 1517 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Carey, Aidan M | | | 1772 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Gupta, Aditya | | | 1829 | USA | 1.00 | 1 | 0.79 | 40 | 31.60 | | | * 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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