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Individual Calculations July 2019 |
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| Winslow, Elliott Total change: -76.00 | |   |
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| 2019 GM Walter Browne Marathon | Berkeley, California | USA | 2019-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 2186 | 3.00 | 5 | -1.00 | 20 | -20.00 | |
|  Carter, Evan | | | 1786 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Walder, Michael | | | 1877 | USA | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Acosta, Anthony | | | 1786 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Poehlmann, Roger | | | 2162 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Kim, Isaiah | | | 1977 | USA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | * 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) | | | | 19th Annual William Addison Memorial - Open Section | San Francisco, CA | USA | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 2175 | 0.50 | 4 | -2.80 | 20 | -56.00 | |
| | Walder, Michael | | | 1893 | USA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Senthilkumar, Pranav | c | | 1878 | USA | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Ostrovsky, Sergey | | | 1972 | USA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Ai, Evan | | | 1874 | USA | 0.00 | 1 | -0.85 | 20 | -17.00 | |
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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