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Individual Calculations February 2018 |
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| Straat, Evert-Jan Total change: 10.20 | |   |
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| Tata Steel Weekendvierkampen 2018 | Wijk aan Zee | NED | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 2075 | 2.50 | 3 | 0.51 | 20 | 10.20 | |
|  Klein, Jorik | | | 1878 | NED | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Hartmann, Thomas | | | 2013 | GER | 1.00 | 1 | 0.41 | 20 | 8.20 | |  Dudink, Bas | | | 1964 | NED | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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