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Individual Calculations February 2023 |
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| Wubben, Marcel Total change: -5.60 | |   |
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| Chessfestival Groningen 2022 Compact | Groningen | NED | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 2010 | 2.50 | 5 | -0.28 | 20 | -5.60 | |
|  Baselmans, Sam | | | 2194 | NED | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Klein, Jorik | | | 1917 | NED | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Niemeijer, Leon | | | 1910 | NED | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Boersma, Jan | | | 1919 | NED | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Koelmans, Jan Willem | | | 1912 | NED | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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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