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Individual Calculations March 2012 |
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| Walthaus, Cees Total change: -42.00 | |   |
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| Tata Steel Chess Tournament 2011 - 1A Dagvierkampen | Wijk aan Zee | NED | 2012-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1876 | 0.00 | 2 | -0.75 | 30 | -22.50 | |
|  Van Dorsselaer, Joannes | | | 2001 | NED | 0.00 | 1 | -0.33 | 30 | -9.90 | |  Niewenhuis, Ruud | | | 1937 | NED | 0.00 | 1 | -0.42 | 30 | -12.60 | |
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 2011 - 4Z Tienkampen | Wijk aan Zee | NED | 2012-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1876 | 3.00 | 8 | -0.65 | 30 | -19.50 | |
| | Mostertman, Conrad A | | | 1983 | NED | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Schoenmakers, Nico | | | 1928 | NED | 0.50 | 1 | 0.07 | 30 | 2.10 | | | Maat, Ronald | | | 1919 | NED | 1.00 | 1 | 0.56 | 30 | 16.80 | | | Niewenhuis, Ruud | | | 1937 | NED | 0.00 | 1 | -0.42 | 30 | -12.60 | | | Froberg, Gert-Jan | | | 1817 | NED | 0.50 | 1 | -0.08 | 30 | -2.40 | | | Jorritsma, Stefan | | | 1864 | NED | 0.00 | 1 | -0.52 | 30 | -15.60 | | | Westerman, Henk | | | 1911 | NED | 0.00 | 1 | -0.45 | 30 | -13.50 | | | Van Zwieten, Rob | | | 1906 | NED | 1.00 | 1 | 0.54 | 30 | 16.20 | |
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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