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Individual Calculations February 2020 |
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| Dekker, Jasper Total change: 73.40 | |   |
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| Tata Steel Weekendvierkampen 2020 | Wijk aan Zee | NED | 2020-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1767 | 2.00 | 3 | 0.98 | 20 | 19.60 | |
|  Heuts, John | | | 1881 | NED | 0.50 | 1 | 0.16 | 20 | 3.20 | |  Swinkels, Edwin | | | 1887 | NED | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Verhoeven, Robin | | | 1888 | NED | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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) | | | | Tata Steel Dagvierkampen 2020 | Wijk aan Zee | NED | 2020-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1878 | 1767 | 2.00 | 3 | 0.95 | 20 | 19.00 | |
| | Fasel, Ton | | | 1940 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | | | De Beer, Norbert | | | 1813 | NED | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Heuts, John | | | 1881 | NED | 1.00 | 1 | 0.66 | 20 | 13.20 | |
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) | | | | Tata Steel Tienkampen 2020 | Wijk aan Zee | NED | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1767 | 4.50 | 7 | 1.74 | 20 | 34.80 | |
| | Van De Kamp, Rob | | | 1913 | NED | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Posthumus, Wim | | | 1822 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Willemsen, Lourens | | | 1733 | NED | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Nieland, Wim | | | 1887 | NED | 1.00 | 1 | 0.66 | 20 | 13.20 | | | De Valk, Bart | | | 1889 | NED | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Dekker, Jop | | | 1893 | NED | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Enserink, Henk | | | 1775 | NED | 1.00 | 1 | 0.51 | 20 | 10.20 | |
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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