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Individual Calculations February 2023 |
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| Zidu, Jan Total change: -30.60 | |   |
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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 |
| 1706 | 1860 | 4.00 | 8 | -1.53 | 20 | -30.60 | |
|  Voith, Walter | | | 1488 | GER | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Bartos, Jan | f | | 2133 | CZE | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Macho, Miloslav | | | 1692 | CZE | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Svoboda, Frantisek | | | 1638 | CZE | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Loibl, Johann | | | 1677 | AUT | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Hirschkron, Gary | | | 1603 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Lake, Chris | | | 1721 | SRB | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Aird, Ian | | | 1698 | SCO | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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