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Individual Calculations November 2011 |
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| Craigmile, Charles Total change: 12.00 | |   |
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| 7th North American Amateur Open | Skokie, Illinois | USA | 2011-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1713 | 1.00 | 2 | 0.40 | 30 | 12.00 | |
|  Bian, Alex | | | 1916 | USA | 1.00 | 1 | 0.76 | 30 | 22.80 | |  Girardo, Christopher | | | 1813 | USA | 0.00 | 1 | -0.36 | 30 | -10.80 | |
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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