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Individual Calculations August 2019 |
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| Persidsky, Andre Total change: -5.20 | |   |
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| Summer 2019 Tuesday Night Marathon | San Francisco, California | USA | 2019-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1816 | 2.00 | 6 | -0.26 | 20 | -5.20 | |
|  Diaz, Conrado | | | 2216 * | PHI | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Lee, Andy | f | | 2213 | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Chinchwadkar, Om | | | 1573 | USA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Lehman, Clarence | | | 1854 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Ricard, Bruce | | | 1870 | USA | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Davila, Carlos | | | 1866 | USA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | * 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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