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Individual Calculations April 2020 |
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| Shaughnessy, Elizabeth Total change: 9.60 | |   |
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| GM Koltanowski Marathon 2020 | Berkeley, California | USA | 2020-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1420 | 1.00 | 3 | 0.72 | 20 | 14.40 | |
|  Maser, Thomas F | | | 1796 | USA | 1.00 | 1 | 0.91 | 20 | 18.20 | |  Dutter, Fredric | | | 1770 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Lope, Greg | | | 1820 * | 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) | | | | Calchess Womens State Championship 2020 | Berkeley, California | USA | 2020-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1411 | 0.00 | 1 | -0.08 | 20 | -1.60 | |
| | Heredia, Carla | | wg | 1811 * | ECU | 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) | | | | Berkeley Senior Championship 2020 | Berkeley, California | USA | 2020-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1411 | 0.00 | 1 | -0.16 | 20 | -3.20 | |
| | McCargar, Scott | | | 1694 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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