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Individual Calculations February 2023 |
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| Van Wijk, Peter Total change: 29.60 | |   |
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| Tata Steel weekendvierkampen 2023 | Wijk aan Zee | NED | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1955 | 2.50 | 3 | 0.74 | 40 | 29.60 | |
|  Meyles, Willem | | | 1813 | NED | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Middelhoven, Huib | | | 1967 | NED | 1.00 | 1 | 0.52 | 40 | 20.80 | |  Verweij, David | | | 1891 | NED | 0.50 | 1 | -0.09 | 40 | -3.60 | |
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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