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Individual Calculations September 2019 |
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| Zaugg, Reto Total change: 1.80 | |   |
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| Davos Open 2019 | Davos | SUI | 2019-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 1708 | 2.50 | 4 | 0.67 | 20 | 13.40 | |
|  Reinhardt, Bernd | | | 2108 * | GER | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Ferrari, Nicola | | | 1793 | SUI | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Tuor, Elena | | | 1446 | SUI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Kaczmarek, Michal | | | 1669 | POL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | * 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) | | | | Kupper Memorial General | Zurich | SUI | 2019-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1708 | 0.50 | 2 | -0.58 | 20 | -11.60 | |
| | Pragnya, H G | | | 1428 | IND | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Labelle, Ambroise | | | 1909 | SUI | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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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