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Individual Calculations June 2017 |
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| Cowgill, Jackie Total change: 12.40 | |   |
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| Spring 2017 Tuesday Night Marathon | San Francisco, California | USA | 2017-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1193 | 1.00 | 4 | 0.62 | 20 | 12.40 | |
|  Mays, Jerry L | | | 1593 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Erdenebileg, Erkhes | | | 1504 | USA | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Malykin, Erika | | | 1593 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Chan, John | | | 1593 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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