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Individual Calculations February 2015 |
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| Zahner, Rolf Total change: -17.40 | |   |
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| Schachfestival Basel Amateure 2015 | Basel | SUI | 2015-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1631 | 2.00 | 6 | -0.50 | 20 | -10.00 | |
|  Kaeppeli, Adriano | | | 1861 | SUI | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Lachausse, Bruno | | | 1875 | SUI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Felix, Luiza De Oliveira | | | 1495 | BRA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Burkhardt, Stephan | | | 1680 | SUI | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Loga, Daniel | | | 1462 | FRA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Ferrari, Matteo | | | 1814 | SUI | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | Lugano-Paradiso Amateur Open 2015 | Lugano | SUI | 2015-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1631 | 0.00 | 3 | -0.37 | 20 | -7.40 | |
| | Goldstern, Filip | f | | 2031 * | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Barletta, Mauro | c | | 2031 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Schneider, Antonio | | | 1864 | SUI | 0.00 | 1 | -0.21 | 20 | -4.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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