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Individual Calculations February 2023 |
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| Plooijer, Johan Total change: 11.00 | |   |
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| Tata Steel dagvierkampen 2023 | Wijk aan Zee | NED | 2023-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1728 | 1.50 | 3 | 0.55 | 20 | 11.00 | |
|  Van Beckhoven, Boudewijn | | | 1857 | NED | 0.50 | 1 | 0.17 | 20 | 3.40 | |  Rota, Emile | | | 1826 | LUX | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Van Dinteren, Ron | | | 1918 | NED | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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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