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Individual Calculations November 2018 |
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| Martinez, Isaac Total change: -32.60 | |   |
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| Marshall Premier October 2018 | New York, New York | USA | 2018-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2160 | 3.00 | 5 | 0.02 | 20 | 0.40 | |
|  Tripodi, Matthew | | | 1770 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Perez, Robert | | | 2386 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Chen, Derek | | | 1760 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Putnam, Liam | | | 1889 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Khamrakulov, Djurabek | m | | 2508 | UZB | 0.00 | 1 | -0.11 | 20 | -2.20 | | | * 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) | | | | 22nd Annual Eastern Chess Congress | Princeton, New Jersey | USA | 2018-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 2160 | 2.00 | 5 | -1.65 | 20 | -33.00 | |
| | Boris, Peter T | | | 1839 | USA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Girsh, Daniel | | | 1928 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Friedman, Josef | f | | 2083 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Zhang, Alan | | | 2091 | USA | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Luo, Terry | | | 1937 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | |
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) | | |
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