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Individual Calculations February 2018 |
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| Serdijn, Adinda Total change: 6.40 | |   |
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| Tata Steel Dagvierkampen 2018 | Wijk aan Zee | NED | 2018-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2007 | 2.00 | 3 | 0.32 | 20 | 6.40 | |
|  Hendrikse, Ad | | | 1962 | NED | 1.00 | 1 | 0.44 | 20 | 8.80 | |  Arp, Frans | | | 1985 | NED | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Knight, David | | | 1945 | NED | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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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