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Individual Calculations September 2013 |
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| Foisor, Sabina Total change: -18.60 | |   |
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| 3rd Annual Potomac Open | Rockville, Maryland | USA | 2013-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 2271 | 0.50 | 2 | -1.24 | 15 | -18.60 | |
|  Nguyen, Trung | f | | 1890 | USA | 0.00 | 1 | -0.91 | 15 | -13.65 | |  Chang, Jeffrey E | | | 1994 | USA | 0.50 | 1 | -0.33 | 15 | -4.95 | |
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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