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Individual Calculations February 2019 |
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| Hamersma, Peter Total change: 2.20 | |   |
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| Tata Steel Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1851 | 3.00 | 6 | 0.11 | 20 | 2.20 | |
|  Nemety, Laszlo | | | 1868 | FRA | 0.00 | 1 | -0.48 | 20 | -9.60 | |  Groen, Cor | | | 1843 | NED | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Bollaart, Jeroen | | | 1932 | NED | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Koes, Richard | | | 1852 | NED | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Weverling, Ferry | | | 1819 | NED | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Froberg, Gert-Jan | | | 1870 | NED | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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