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Individual Calculations February 2023 |
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| Kapolka, Stefan Total change: 7.80 | |   |
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| MARIENBAD OPEN 2023 D - seniors tournament 50 plus | Marianske Lazne | CZE | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1432 | 2.00 | 7 | 0.39 | 20 | 7.80 | |
|  Petras, Milan | c | | 1844 | CZE | 0.00 | 1 | -0.07 | 20 | -1.40 | |  Lake, Chris | | | 1721 | SRB | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Prachar, Josef | | | 1779 | CZE | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Privoznik, Lubos | | | 1624 | CZE | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Modrova, Hana | | wf | 1803 | CZE | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Hirschkron, Gary | | | 1603 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Tomanek, Karel | | | 1325 | CZE | 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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