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Individual Calculations July 2009 |
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| Sandkamp, Ralph Total change: -15.30 | |   |
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| 24.Ruhrhalbinsel Open | Essen | GER | 2009-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2342 | 1.50 | 3 | -1.02 | 15 | -15.30 | |
|  Kelm, Marcel | | | 1992 | GER | 0.50 | 1 | -0.39 | 15 | -5.85 | |  Kahleys, Kevin | | | 2006 | GER | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Hirth Dr., Ulrich | | | 2153 | GER | 0.00 | 1 | -0.75 | 15 | -11.25 | |
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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