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Individual Calculations September 2009 |
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| Borgen, Richard L Total change: 0.15 | |   |
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| 14th Annual Pacific Coast Open | Agoura Hills, California | USA | 2009-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2224 | 2128 | 1.50 | 4 | 0.01 | 15 | 0.15 | |
|  Manukyan, Garush | | | 2317 | ARM | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Hermansen, Ron | | | 2222 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Aigner, Michael | | | 2240 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Fuentes, Romulo C | | | 2116 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | |
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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