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Individual Calculations February 2019 |
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| Groot, Cornelis Total change: -67.60 | |   |
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| Tata Steel Chess Tournament 2018 - Dagvierkampen | Wijk aan Zee | NED | 2019-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1586 | 1707 | 0.50 | 2 | -0.83 | 40 | -33.20 | |
|  Buettgenbach, Uwe Eugen | | | 1603 | GER | 0.50 | 1 | -0.14 | 40 | -5.60 | |  Roes, Frans | | | 1569 | NED | 0.00 | 1 | -0.69 | 40 | -27.60 | |
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 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1626 | 1707 | 4.00 | 8 | -0.86 | 40 | -34.40 | |
| | Chochoy, Patrick | | | 1619 | FRA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Woudsma, Ron | | | 1537 | NED | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Brouwer, Erwin | | | 1713 | NED | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Lubrano, Bernard | | | 1575 | FRA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Markus, Gijs | | | 1716 | NED | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Van Kuijk, Vadim | | | 1509 | NED | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Out, Joost | | | 1662 | NED | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Van De Laar, Bert | | | 1679 | NED | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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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