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Individual Calculations January 2019 |
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| Perez, Robert Total change: -1.60 | |   |
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| 102nd Edward Lasker Memorial and MCC Championship | New York, New York | USA | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2271 | 2379 | 5.50 | 9 | -0.08 | 20 | -1.60 | |
|  Juac, Majur | | | 2005 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Azarov, Sergei | g | | 2556 | BLR | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Raparthi, Ankit | | | 1979 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ostrovskiy, Aleksandr | m | | 2420 | USA | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Jacobs, Jon | f | | 2186 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Tsay, Vincent | f | | 2342 | USA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Bonin, Jay | m | | 2282 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Jacobson, Brandon | m | | 2414 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Jacobson, Aaron | f | | 2256 | USA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | |
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