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Individual Calculations February 2020 |
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| Huang, Elton Total change: 30.80 | |   |
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| FIDE December Open | Des Plaines, Illinois | USA | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1519 | 2.00 | 4 | 0.68 | 40 | 27.20 | |
|  Heller, Jack | | | 1680 | USA | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Lin, Sarah | | | 1663 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | |  Engelen, Mark S | | | 1703 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Wang, Julian | | | 1548 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | | | Tim Just Winter Open XXXVII | Schaumburg, Illinois | USA | 2020-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1740 | 1553 | 1.50 | 5 | 0.19 | 40 | 7.60 | |
| | Chennareddy, Yuvraj Rudra | | | 1728 | USA | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Kamen, Daniel R | | | 1809 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Kreigh, Kyle R | | | 1704 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Hill, Robert | | | 1646 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Lutzke, Rick | | | 1811 | USA | 0.00 | 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) | | | | Chicago Chess Center 3rd Jane Addams Memorial | Chicago, IL | USA | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1553 | 2.00 | 4 | -0.10 | 40 | -4.00 | |
| | Gupta, Aditya | | | 1829 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Elgat, Adam | | | 1640 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Raj, Ria | | | 1314 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Zhao, Maxwell Zhiyuan | | | 1356 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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) | | |
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