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Individual Calculations November 2021 |
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| Walder, Michael Total change: -17.20 | |   |
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| 2021 GM Walter Browne Marathon | Berkeley, California | USA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 1970 | 2.00 | 4 | -0.86 | 20 | -17.20 | |
|  Shaughnessy, Elizabeth | | | 1570 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ge, Anthony | | | 2134 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Stowell, Tobias | | | 1570 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kelly, Sean | | | 1782 | USA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | * 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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