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Individual Calculations November 2021 |
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| Ziebart, Jj Total change: 10.80 | |   |
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| 2021 GM Walter Browne Marathon | Berkeley, California | USA | 2021-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1246 | 1.00 | 5 | 0.27 | 40 | 10.80 | |
|  Glasscoe, Alan | | | 1493 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Kalonaris, Zeno | | | 1573 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Morgan, Jerry D | | | 1485 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Hill, Sam | | | 1646 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Paetz, Mark Gregory | | | 1567 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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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