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Individual Calculations January 2009 |
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| Hermansen, Ron Total change: -9.15 | |   |
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| 44th Annual American Open | Los Angeles, California | USA | 2008-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2244 | 3.00 | 6 | -0.61 | 15 | -9.15 | |
|  Haring, Ruth Inez | | wm | 2091 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | |  Tate, Emory A | m | | 2339 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Williams Paulsen, Bryan S | | | 2136 | USA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Akopian, Robert | | | 2105 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Tanaka, Christian | | | 2152 | USA | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Carreto, Giovanni | c | | 2196 | MEX | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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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