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Individual Calculations February 2020 |
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| Laan, Aad Total change: -28.40 | |   |
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| Tata Steel Dagvierkampen 2020 | Wijk aan Zee | NED | 2020-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1691 | 0.50 | 2 | -0.71 | 40 | -28.40 | |
|  Goris-Schouwstra, Adry | | | 1639 | NED | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Koopmans, Perry | | | 1590 | NED | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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