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Individual Calculations February 2017 |
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| Koymans, Peter Total change: 12.80 | |   |
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| Tata Steel Chess Tournament 2017 - Tienkampen | Wijk aan Zee | NED | 2017-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 1998 | 4.00 | 7 | 0.32 | 40 | 12.80 | |
|  Kunst, Andre | | | 2021 | NED | 1.00 | 1 | 0.53 | 40 | 21.20 | |  Overweg, Danny | | | 1897 | NED | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Van Der Meiden, Dirk | | | 1970 | NED | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Van Houwelingen, Leo | | | 2002 | NED | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Kooiman, Piet | | | 1991 | NED | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Tinga, Tjerk | | | 1934 | NED | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Poncin, Peter | | | 2039 | NED | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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) | | |
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