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Individual Calculations September 2021 |
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| Sloan, Jed Total change: -7.20 | |   |
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| 51st Annual Continental Open - Under 2200 | Sturbridge, Massachusetts | USA | 2021-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1813 | 1.00 | 3 | -0.41 | 40 | -16.40 | |
|  Hebbar, Eshaan | | | 1640 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | |  Jin, Derek | | | 1879 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Malyshev, Roman P | | | 1988 | RUS | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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 Youth Chess Championships - Open Under 14 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1813 | 3.00 | 4 | 0.45 | 40 | 18.00 | |
| | Liu, Joshua | | | 1413 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ray, Ujan | | | 1413 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gonzalez Zharikov, Andrey | | | 1846 | MEX | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Xie, Bryan | c | | 1998 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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) | | | | 53rd Annual Atlantic Open - Major | Reston, Virginia | USA | 2021-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 1813 | 0.50 | 2 | -0.22 | 40 | -8.80 | |
| | Taylor, Stewart Bradley | | | 1959 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Maheshwari, Jayant | | | 1873 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | |
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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