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Individual Calculations April 2019 |
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| Shaughnessy, Elizabeth Total change: -20.80 | |   |
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| 2019 IM John Grefe Marathon | Berkeley, California | USA | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1594 | 1472 | 0.50 | 4 | -0.92 | 20 | -18.40 | |
|  Lesquillier, Walter J | | | 1680 | USA | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Maser, Thomas F | | | 1814 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Marrus, Matthew | | | 1245 | USA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Paetz, Mark | | | 1637 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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 Women's State Championship | Berkeley, California | USA | 2019-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1594 | 1472 | 1.00 | 3 | -0.12 | 20 | -2.40 | |
| | Heredia, Carla | | wg | 1872 * | ECU | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Adams, Dawn C | | | 1299 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Lee, Yesun | | | 1612 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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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