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Individual Calculations May 2019 |
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| Zwick, Hubert Total change: -25.20 | |   |
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| GRENKE Chess Open 2019 A-Open | Karlsruhe | GER | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 2057 | 3.50 | 9 | -1.26 | 20 | -25.20 | |
|  Obolentseva, Alexandra | | wg | 2326 | RUS | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Barp, Alberto | f | | 2424 | ITA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Grimaldi, Angela Flavia | | | 1948 | ITA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Schnellbacher, Jan Eric | | | 1952 | GER | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Arena, Ignazio | | | 1937 | ITA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Triebus, Bruno | | | 1993 | GER | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Urwyler, Nikash | | | 1941 | SUI | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Kuerschner, Matthias | | | 1955 | GER | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Siebert, Joachim | | | 1947 | GER | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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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