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Individual Calculations September 2009 |
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| Potterat, Marc Total change: -16.80 | |   |
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| 2. Rosen-Open | Rapperswil | SUI | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2172 | 2.00 | 4 | -0.28 | 15 | -4.20 | |
|  Gobbo, Francesco | | | 1932 | ITA | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Habibi, Ali | m | | 2308 | GER | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Schweizer, Robert | | | 1940 | SUI | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Wyss, Jonas | | | 2269 | SUI | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | | | Jubilee Open Master 2009 | Zurich | SUI | 2009-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 2172 | 4.00 | 9 | -0.84 | 15 | -12.60 | |
| | Riff, Jean-Noel | m | | 2505 | FRA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Koch, Hermann H. | | | 2006 | SUI | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Martig, Markus | | | 2087 | SUI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Reich, Nathanael | | | 1938 | SUI | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Nikolova, Adriana | | wm | 2316 | BUL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Stoeri, Simon | | | 1974 | SUI | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Maeser, Fabian | f | | 2307 | SUI | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Elsener, Mirko | | | 1908 | SUI | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Gonzales, Diaz Julio | | | 2260 | ESP | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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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