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Individual Calculations February 2020 |
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| Freier, Werner, Dr. Total change: 27.00 | |   |
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| Tata Steel Weekendvierkampen 2020 | Wijk aan Zee | NED | 2020-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1882 | 1.50 | 3 | 0.43 | 20 | 8.60 | |
|  Klaren, Duncan | | | 1898 | NED | 0.50 | 1 | 0.02 | 20 | 0.40 | |  Van Den Boogaart, Jan Maarten | | | 2053 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Glimmerveen, Martin | | | 2012 | NED | 1.00 | 1 | 0.68 | 20 | 13.60 | |
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) | | | | Tata Steel Dagvierkampen 2020 | Wijk aan Zee | NED | 2020-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1985 | 1882 | 2.00 | 3 | 0.92 | 20 | 18.40 | |
| | Hummel, Joop | | | 2001 | NED | 1.00 | 1 | 0.66 | 20 | 13.20 | | | De Jong, Joop | | | 2014 | NED | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Rakhorst, Wim | | | 1940 | NED | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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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