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Individual Calculations April 2020 |
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| Morgan, Jerry Total change: 2.40 | |   |
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| GM Koltanowski Marathon 2020 | Berkeley, California | USA | 2020-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1516 | 1.00 | 3 | 0.12 | 20 | 2.40 | |
|  Glasscoe, Alan | | | 1510 | USA | 1.00 | 1 | 0.49 | 20 | 9.80 | |  Poehlmann, Roger M | | | 1916 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Adkins, Rico | | | 1673 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | * 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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