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Individual Calculations July 2021 |
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| Sloan, Jed Total change: -61.20 | |   |
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| 30th Annual Chicago Open - Under 2300 | Wheeling, Illinois | USA | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1843 | 1.00 | 4 | -0.44 | 40 | -17.60 | |
|  Davidovich, Manis | | | 1989 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Eisen, Zane | | | 1981 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | |  Curcio, Jack | | | 1996 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Gulecyuz, Deniz Alp | | | 1822 | USA | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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) | | | | 14th Annual Cleveland Open - Major | Middleburg Heights, Ohio | USA | 2021-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1843 | 0.50 | 2 | -0.35 | 40 | -14.00 | |
| | Balyan, Aryan | | | 1952 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Tan, Ralph | | | 1846 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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) | | | | 2021 National Open - Under 2300 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1843 | 1.00 | 4 | -0.94 | 40 | -37.60 | |
| | Xie, Brandon | | | 1852 | USA | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Ewing, Gabriel | | | 2035 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Zhou, Ruoyu | | | 1443 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Lopez De Nava Hernandez, Carlos | | | 2013 | MEX | 0.00 | 1 | -0.28 | 40 | -11.20 | | | * 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) | | | | 15th Annual Philadelphia Open - Major | Philadelphia, Pennsylvania | USA | 2021-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1843 | 1.50 | 3 | 0.20 | 40 | 8.00 | |
| | Deatrick, Alexander | | | 1981 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Li, Thomas | | | 1822 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Wang, Shawn L | | | 1869 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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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