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Individual Calculations February 2023 |
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| Van Zutphen, Frank Total change: -6.40 | |   |
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| Tata Steel weekendvierkampen 2023 | Wijk aan Zee | NED | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1986 | 1.00 | 2 | -0.16 | 40 | -6.40 | |
|  Verheul, Job | | | 1909 | NED | 0.50 | 1 | -0.11 | 40 | -4.40 | |  Barbier, Astrid | | wf | 1950 | BEL | 0.50 | 1 | -0.05 | 40 | -2.00 | |
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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