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Individual Calculations January 2017 |
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| Cohen, Ed Total change: -23.60 | |   |
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| 52nd Annual American Open - U2200 | Costa Mesa, California | USA | 2016-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1997 | 1.50 | 4 | -1.18 | 20 | -23.60 | |
|  Chou, Jeffrey | | | 1847 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | |  Zhang, Derek | | | 1982 | USA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Xia, Brandon | | | 1761 | USA | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Gandhi, Shyam | | | 1883 | USA | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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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