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Individual Calculations September 2010 |
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| Tschirky, Werner Total change: -17.40 | |   |
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| Int. Chess Festival Biel Main Tournament | Biel | SUI | 2010-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1799 | 1750 | 1.50 | 6 | -1.16 | 15 | -17.40 | |
|  Gigon, Claude | | | 1970 | SUI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Sommerhalder, Eric | | | 1936 | SUI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Koppen, Willem | | | 1601 | SUI | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Weyer, Hans-Juergen | | | 1993 | GER | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Lachat, Martin | | | 1611 | SUI | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Bok, Gidius | | | 1682 | NED | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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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