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Individual Calculations November 2021 |
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| Winslow, Elliott Total change: -42.00 | |   |
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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 |
| 1855 | 2165 | 3.50 | 6 | -1.49 | 20 | -29.80 | |
|  Acosta, Anthony | | | 1765 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Gimelfarb, Ilia | | | 1765 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Chambers, Ezra | f | | 2198 | BDI | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Argo, Guy | | | 1807 | USA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Weng, Nicholas | | | 1812 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Kelly, Sean | | | 1782 | USA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | * 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) | | | | 2021 GM Walter Browne Marathon | Berkeley, California | USA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 2165 | 2.50 | 4 | -0.61 | 20 | -12.20 | |
| | Shrauger, Alex Hay | | | 1765 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Erdene, Baasansuren | f | | 2244 | MGL | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Yanofsky, Kevin | | | 1813 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Kelly, Sean | | | 1782 | USA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | * 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) | | |
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