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Individual Calculations September 2013 |
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| Loeffler, Helmut Total change: 14.25 | |   |
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| Int. Chessfestival Biel 2013 Open Main tournament | Biel | SUI | 2013-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 1811 | 2.50 | 5 | 0.95 | 15 | 14.25 | |
|  Gumb, Bernard | | | 1909 | FRA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Spaeti, Kurt | | | 1903 | SUI | 1.00 | 1 | 0.63 | 15 | 9.45 | |  Perret, Charles | | | 1935 | SUI | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Ernst, Heinz | | | 2013 | SUI | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Tarnutzer, Werner | | | 2014 | SUI | 1.00 | 1 | 0.76 | 15 | 11.40 | |
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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