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Individual Calculations April 2009 |
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| Van Nieuwenhuizen, Hans Total change: -0.15 | |   |
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| 3E - Corus Chess Tournament - Dagvierkampen | Wijk aan Zee | NED | 2009-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1989 | 0.00 | 1 | -0.49 | 15 | -7.35 | |
|  Vlugt, Frans | | | 1993 | NED | 0.00 | 1 | -0.49 | 15 | -7.35 | |
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) | | | | 3B - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1989 | 5.00 | 9 | 0.48 | 15 | 7.20 | |
| | Albrecht, Alex | | | 1981 | NED | 0.50 | 1 | -0.01 | 15 | -0.15 | |  Rossen, Maarten | | | 1943 | NED | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Simic, Zoran | | | 1998 | SRB | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Vink, Wim | | | 2042 | NED | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Rakhorst, Wim | | | 1894 | NED | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Van Wonderen, Piet | | | 1975 | NED | 1.00 | 1 | 0.48 | 15 | 7.20 | | | De Groot, Ymar | | | 2043 | NED | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Coerts, Marten | | | 2040 | NED | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Van Tuyl, Wim | | | 1965 | NED | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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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