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Individual Calculations November 2021 |
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| Kelly, Sean Total change: 137.20 | |   |
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| Mechanics Institute Tuesday Night Marathon September-October 2021 - 1800 Plus | San Francisco, California | USA | 2021-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1782 | 4.00 | 6 | 1.37 | 40 | 54.80 | |
|  Heidari, Ako | | | 1790 | IRI | 1.00 | 1 | 0.51 | 40 | 20.40 | |  Fong, Nathan | | | 1803 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Argo, Guy | | | 1807 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Weng, Nicholas | | | 1812 | USA | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Riese, Kayven | | | 1670 | USA | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Winslow, Elliott | m | | 2165 | USA | 0.50 | 1 | 0.41 | 40 | 16.40 | |
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 GM Walter Browne Marathon | Berkeley, California | USA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1782 | 4.50 | 6 | 2.06 | 40 | 82.40 | |
| | Thibault, William | | | 1382 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Busch, Jonah | | | 1838 | USA | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Ge, Anthony | | | 2134 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Dutter, Fredric | | | 1677 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Winslow, Elliott | m | | 2165 | USA | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Walder, Michael | | | 1970 | USA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | * 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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