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Individual Calculations October 2021 |
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| Koppen, Harald Total change: 32.00 | |   |
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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 |
| 1926 | 1988 | 4.50 | 5 | 1.60 | 20 | 32.00 | |
|  Hackbarth, Christa | | | 1807 | AUT | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Schmitz, Tim | | | 1827 | GER | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Stoettner, Lukas | | | 1772 | GER | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Uphoff, Lennart | | | 2147 | GER | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Ganic, Martin | | | 2076 | CRO | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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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