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Individual Calculations February 2017 |
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| Boontje, Willem Total change: -14.40 | |   |
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| Chessfestival Groningen 2016 - Compact B | Groningen | NED | 2016-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1821 | 1.00 | 2 | 0.10 | 40 | 4.00 | |
|  Paans, Johnny | | | 1885 | NED | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Huynh, Nhi Lang | | | 1830 | GER | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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) | | | | Tata Steel Chess Tournament 2017 - Tienkampen | Wijk aan Zee | NED | 2017-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1821 | 3.00 | 8 | -0.46 | 40 | -18.40 | |
| | Eijgelaar, Jeroen | | | 1888 | NED | 0.00 | 1 | -0.41 | 40 | -16.40 | |  Bouma, Dick | | | 1852 | NED | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Van Maassen, Berend | | | 1895 | NED | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Feltman, Bart | | | 1894 | NED | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Coerts, Marten | | | 1947 | NED | 0.00 | 1 | -0.33 | 40 | -13.20 | | | De Haas, Maarten | | | 1881 | NED | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Weijers, Edwin | | | 1760 | NED | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Ameling, Bob | | | 1852 | NED | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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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