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Individual Calculations February 2015 |
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| Kalkman, Rob Total change: 1.80 | |   |
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| Tata Steel Chess Tournament 2015 - T4H | Wijk aan Zee | NED | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1876 | 4.00 | 8 | 0.09 | 20 | 1.80 | |
|  Schoor, Carl | | | 1839 | NED | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Van Brussel, Bert | | | 1849 | NED | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Smith, Jack | | | 1915 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | |  Van Tuyl, Wim | | | 1917 | NED | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Dijkstra, Matthijs | | | 1925 | NED | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Bertelkamp, Johan | | | 1813 | NED | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Gravemaker, Wim | | | 1921 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Oosterlaken, Sjaak | | | 1899 | NED | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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