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Individual Calculations April 2009 |
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| Borgen, Richard L Total change: -6.15 | |   |
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| 26th Annual U.S Amateur Team West | Woodland Hills, CA | USA | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 2134 | 1.50 | 3 | -0.41 | 15 | -6.15 | |
|  Richardson, Ryan | | | 2079 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Zaloznyy, Mike Y | | | 2009 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Tan, Jared E | | | 2014 | USA | 0.50 | 1 | -0.16 | 15 | -2.40 | |
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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