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Individual Calculations October 2021 |
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| Hackbarth, Christa Total change: 4.40 | |   |
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| 15. Internationales Ortenburger Schach-Open 2021 Gruppe A | Ortenburg | GER | 2021-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1807 | 2.00 | 5 | 0.22 | 20 | 4.40 | |
|  Koppen, Harald | | | 1988 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Neuhoff, Laertes | | | 1899 | GER | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Muskat, Gunter | | | 1951 | GER | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Simon, Jonathan | | | 1903 | GER | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Hollmann, Thomas | | | 1829 | GER | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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