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Individual Calculations February 2019 |
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| Portmann, Daniel Total change: -7.20 | |   |
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| Schachfestival Basel 2019 Amateur | Riehen (Basel) | SUI | 2019-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1980 | 3.00 | 5 | -0.10 | 20 | -2.00 | |
|  Chockalingam, Krithik | | | 1580 * | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Keough, Robert | | | 2129 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Poell, Joerg | | | 1666 | SUI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Sadeghi, Hassan | | | 2119 | SUI | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Van Zwet, Matthias | | | 1825 | NED | 1.00 | 1 | 0.29 | 20 | 5.80 | | | * 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) | | | | SGM 2018-19 (League 1 and 2) round 4 | decentralised | SUI | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 1980 | 0.00 | 1 | -0.26 | 20 | -5.20 | |
| | Buehler, Michael | | | 2160 | 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) | | |
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