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Individual Calculations November 2021 |
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| Sloan, Jed Total change: 39.20 | |   |
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| Marshall FIDE Monday September-October 2021 | New York, NY | USA | 2021-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1806 | 0.00 | 2 | -0.45 | 40 | -18.00 | |
|  Mbonu, David | | | 2034 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Gutnik, Aleksandr | | | 2004 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | 25th Annual Eastern Chess Congress - Premier | Princeton, New Jersey | USA | 2021-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1802 | 2.00 | 3 | 1.02 | 40 | 40.80 | |
| | Markzon, Gregory | f | | 2074 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Tay, Brian | | | 1905 | USA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Goldovsky, Roman | | | 1836 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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) | | | | 7th Annual Central New York Open - Open | Syracuse, New York | USA | 2021-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1802 | 1.50 | 2 | 0.41 | 40 | 16.40 | |
| | Goodman, Hayes N | | | 1596 | USA | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Kampel, Guido | | | 1925 | ARG | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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) | | |
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