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Individual Calculations May 2011 |
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| Hallenbeck, Alex Total change: -22.75 | |   |
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| 2011 World Amateur Team & US Team East | Parsippany, New Jersery | USA | 2011-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 2038 | 0.50 | 2 | -0.91 | 25 | -22.75 | |
|  Feldstein, Robert | | | 1832 | USA | 0.00 | 1 | -0.76 | 25 | -19.00 | |  Matlin, Anna R | | | 1930 | USA | 0.50 | 1 | -0.15 | 25 | -3.75 | |
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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