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Individual Calculations February 2019 |
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| Ijzermans, Cees Total change: -67.60 | |   |
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| 4. Internationales Spandauer Weihnachtsopen | Berlin | GER | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 2186 | 4.50 | 6 | -0.53 | 20 | -10.60 | |
|  Krawatzki, Armin | | | 1786 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Scheide, Helmut | | | 1921 | GER | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Zhou, Qing | | | 1786 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hahn, Thomas | | | 1928 | GER | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Lange, Jannis | | | 1984 | GER | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Zimmermann, Tom | | | 1960 | GER | 1.00 | 1 | 0.21 | 20 | 4.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 |
| 2098 | 2176 | 2.00 | 8 | -2.85 | 20 | -57.00 | |
| | Van De Velpen, Frank | | | 2084 | NED | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Holscher, Peter | | | 2005 | NED | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Bus, Tom | | | 2133 | NED | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Baarslag, Ed | | | 2170 | NED | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Duchene, Rene | | | 2148 | NED | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Termeulen, Albert | | | 1998 | NED | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Floor, Dirk | | | 2198 | NED | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Ercan, Selman | | | 2044 | NED | 0.00 | 1 | -0.68 | 20 | -13.60 | |
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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