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Individual Calculations February 2017 |
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| Van Foreest, Machteld Total change: -40.80 | |   |
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| Chessfestival Groningen 2016 - Open B | Groningen | NED | 2016-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1807 | 1819 | 3.00 | 7 | -0.62 | 40 | -24.80 | |
|  Jelic, Bruno | | | 2058 | NED | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Bloem, Mark | | | 1969 | NED | 0.00 | 1 | -0.30 | 40 | -12.00 | |  Oosterlinck, Luc | | | 1652 | BEL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Martinez, Anna | | | 1753 | NED | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Bijvank, Kylian | | | 1670 | NED | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Reinders, Joan | | | 1931 | NED | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Maters, Arthur | | | 1613 | NED | 0.00 | 1 | -0.76 | 40 | -30.40 | |
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 |
| 1839 | 1831 | 4.00 | 9 | -0.40 | 40 | -16.00 | |
| | Van De Gevel, Ed | | | 1827 | NED | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Van Garderen, Ton | | | 1669 | NED | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Plooijer, Johan | | | 1781 | NED | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Schol, Jan | | | 1860 | NED | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Turk, Wil | | | 1981 | NED | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Kastelein, Gerard | | | 1804 | NED | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Montsma, Foppe-Jan | | | 1839 | NED | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Bermon, Henk | | | 1871 | NED | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Hondema, Evert | | | 1918 | NED | 0.50 | 1 | 0.12 | 40 | 4.80 | |
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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