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Individual Calculations February 2023 |
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| Gerdes, Jannes Total change: 76.40 | |   |
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| Chessfestival Groningen 2022 Open B | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1620 | 4.00 | 9 | 1.91 | 40 | 76.40 | |
|  Vlieger, Olaf | | | 1845 | NED | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Muller, Kenneth | | | 1856 | NED | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Alhejab, Meshal | | | 1857 | KUW | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Hoekstra, Carl | | | 1798 | NED | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Pouw, Marcel | | | 1871 | NED | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Schwenke, Stefan | | | 1817 | GER | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Katpatal, Akshaj | | | 1716 | NED | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Bloem, Mark | | | 1902 | NED | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Grashuis, Aldert-Jan | | | 1833 | NED | 0.50 | 1 | 0.27 | 40 | 10.80 | |
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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