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Individual Calculations January 2014 |
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| Atakay, Mustafa Total change: 20.40 | |   |
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| 2013 MCC Amateur Championship | New York, New York | USA | 2013-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1975 | 1.50 | 3 | -0.54 | 30 | -16.20 | |
|  Walton, John | | | 1575 * | USA | 1.00 | 1 | 0.08 | 30 | 2.40 | |  Cohn, Zachary H | | | 2051 | USA | 0.50 | 1 | 0.10 | 30 | 3.00 | | | Hellner, Wesley | | | 1810 | USA | 0.00 | 1 | -0.72 | 30 | -21.60 | | | * 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) | | | | 97th Annual Marshall Chess Club Championship | New York, New York | USA | 2013-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 1975 | 2.50 | 5 | 1.22 | 30 | 36.60 | |
| | Pressman, Leif A | f | | 2244 | USA | 0.00 | 1 | -0.17 | 30 | -5.10 | | | Hulse, Brian | f | | 2122 | USA | 0.50 | 1 | 0.20 | 30 | 6.00 | | | Resika, Nathan | f | | 2220 | USA | 0.50 | 1 | 0.30 | 30 | 9.00 | | | Balakrishnan, Praveen | | | 2099 | USA | 0.50 | 1 | 0.17 | 30 | 5.10 | | | Podavonov, Alisher | | | 2139 | USA | 1.00 | 1 | 0.72 | 30 | 21.60 | |
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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