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Individual Calculations February 2018 |
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| Holscher, Peter Total change: 12.20 | |   |
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| Tata Steel Dagvierkampen 2018 | Wijk aan Zee | NED | 2018-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 2030 | 0.50 | 2 | -0.80 | 20 | -16.00 | |
|  Elgersma, Onno | | | 1926 | NED | 0.00 | 1 | -0.64 | 20 | -12.80 | |  Bolhuis, Ridens | | | 1916 | 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 Tienkampen 2018 | Wijk aan Zee | NED | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 2030 | 6.50 | 9 | 1.41 | 20 | 28.20 | |
| | Ahlers, Ben | | | 2080 | NED | 0.00 | 1 | -0.43 | 20 | -8.60 | | | De Glopper, Bart | | | 1897 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Noordkamp, Wouter | | | 2033 | NED | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Van Oudvorst, Bert | | | 1917 | NED | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Brouwer, Wim | | | 1917 | NED | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Berndsen, Jochem | | | 2015 | NED | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Koymans, Peter | | | 2019 | NED | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Hanewinkel, Winfried | | | 1954 | GER | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Hennekes, Jacques | | | 1999 | NED | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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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