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Individual Calculations January 2016 |
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| Boxer, Matthew Total change: 10.20 | |   |
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| 2015 Marshall Amateur Championship - Jerry Simon Memorial | New York, New York | USA | 2015-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1759 | 1.50 | 4 | 0.51 | 20 | 10.20 | |
|  Cohn, Zachary H | | | 1961 | USA | 0.50 | 1 | 0.26 | 20 | 5.20 | |  Ruiz, Ryan | | | 2030 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Glad, Clayton | | | 1886 | USA | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Atakay, Mustafa | | | 1948 | USA | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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