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Individual Calculations July 2023 |
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| Van Donk, Olger Total change: -7.00 | |   |
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| HSG Open 2023 - Open A | Hilversum | NED | 2023-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1924 | 2.00 | 6 | -0.35 | 20 | -7.00 | |
|  Balje, Jan | | | 2128 | NED | 0.50 | 1 | 0.26 | 20 | 5.20 | |  Mulder, Bart-Piet | | | 2123 | NED | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Lysakov, Anton | | | 2032 | FID | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Bachaus, Sander | | | 1991 | NED | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Hummel, Joop | | | 2009 | NED | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Den Heijer, Rolinde | | | 1747 | NED | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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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