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Individual Calculations September 2012 |
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| Bretscher, Robert Total change: -6.30 | |   |
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| Int. Chessfestival Biel Open Main tournament | Biel | SUI | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1664 | 1.50 | 5 | -0.42 | 15 | -6.30 | |
|  Stoecklin, Carlo | | | 1906 | SUI | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Finger, Rene | | | 2038 | SUI | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Del Val, Josefa | | | 1585 | SUI | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Srdjenovic, Luca | | | 1823 | SUI | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Overney, Alain | | | 1500 | SUI | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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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