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Individual Calculations February 2020 |
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| Buijten, Arno Total change: 7.20 | |   |
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| Tata Steel Weekendvierkampen 2020 | Wijk aan Zee | NED | 2020-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 2004 | 2.00 | 3 | 0.36 | 20 | 7.20 | |
|  Hovens, Geert | | | 1904 | NED | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Galle, Andre | | | 1968 | BEL | 1.00 | 1 | 0.45 | 20 | 9.00 | |  Limbourg, Marina | | | 2043 | GER | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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