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Individual Calculations January 2018 |
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| Cherubin, Robert Total change: -9.20 | |   |
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| 2017 Marshall Amateur Championship Jerry Simon Memorial | New York, New York | USA | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1702 | 1354 | 0.00 | 4 | -0.46 | 20 | -9.20 | |
|  Chen, Victor | | | 1737 | USA | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Prestia, Frank | | | 1680 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Dong, Joshua | | | 1754 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ruiz, Emmanuel | | | 1636 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | * 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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