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Individual Calculations February 2017 |
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| Geertsema, Piet Total change: 32.20 | |   |
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| Tata Steel Chess Tournament 2017 - Dagvierkampen | Wijk aan Zee | NED | 2017-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 1918 | 1.50 | 2 | 0.55 | 20 | 11.00 | |
|  Van Der Bent, Gideon | | | 1974 | NED | 1.00 | 1 | 0.58 | 20 | 11.60 | |  Van Der Sanden, Martien | | | 1893 | 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) | | | | Tata Steel Chess Tournament 2017 - Tienkampen | Wijk aan Zee | NED | 2017-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 1918 | 6.00 | 9 | 1.06 | 20 | 21.20 | |
| | Bollaart, Jeroen | | | 1887 | NED | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Bakker, Joop | | | 1892 | NED | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Schoenmakers, Nico | | | 1833 | NED | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Froberg, Gert-Jan | | | 1860 | NED | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Flierman, Edwin | | | 1888 | NED | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Greven, Ron | | | 1866 | NED | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Seelemeijer, Jasper | | | 1922 | NED | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Berndsen, Jochem | | | 1958 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Poland, Jan | | | 1830 | NED | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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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