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Individual Calculations February 2020 |
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| Van Putten, Mark Total change: 10.40 | |   |
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| Tata Steel Dagvierkampen 2020 | Wijk aan Zee | NED | 2020-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1999 | 2.00 | 3 | 0.26 | 40 | 10.40 | |
|  Van Den Akker, Guus | | | 1919 | NED | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Postema, Wim | | | 1913 | NED | 1.00 | 1 | 0.38 | 40 | 15.20 | |  Ephraim, Olaf | | | 1994 | NED | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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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