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Individual Calculations February 2018 |
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| Goorden, Johan Total change: 11.20 | |   |
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| Tata Steel Weekendvierkampen 2018 | Wijk aan Zee | NED | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1832 | 1.50 | 2 | 0.56 | 20 | 11.20 | |
|  Dekker, Derk | | | 1835 | NED | 0.50 | 1 | 0.00 | 20 | 0.00 | |  Van Ginkel, Henk | | | 1874 | NED | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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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