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Individual Calculations February 2013 |
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| Graeffe, J Alex Total change: -30.30 | |   |
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| 5th Annual Chesapeake Open | Gaithersburg, Maryland | USA | 2013-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 1998 | 1.50 | 5 | -1.01 | 30 | -30.30 | |
|  Strenzwilk, Denis | | | 1948 | USA | 0.50 | 1 | -0.07 | 30 | -2.10 | |  Clancy, Daniel J | | | 2121 | USA | 0.00 | 1 | -0.33 | 30 | -9.90 | | | Yu, Jennifer R | | | 1830 | USA | 1.00 | 1 | 0.28 | 30 | 8.40 | | | Mc Kinney, Jason E | | | 2086 | USA | 0.00 | 1 | -0.38 | 30 | -11.40 | | | Cao, Alvin | | | 1988 | USA | 0.00 | 1 | -0.51 | 30 | -15.30 | |
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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