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Individual Calculations March 2012 |
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| Bertelkamp, Johan Total change: 30.00 | |   |
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| Tata Steel Chess Tournament 2011 - 5A Tienkampen | Wijk aan Zee | NED | 2012-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1825 | 1753 | 3.00 | 5 | 1.00 | 30 | 30.00 | |
|  Plantfeber, Henk | | | 1797 | NED | 1.00 | 1 | 0.56 | 30 | 16.80 | | | Posch, Jan | | | 1831 | NED | 0.00 | 1 | -0.39 | 30 | -11.70 | | | Van Vorselen, Theo | | | 1852 | NED | 1.00 | 1 | 0.64 | 30 | 19.20 | | | Markus, Gijs | | | 1818 | NED | 0.50 | 1 | 0.09 | 30 | 2.70 | |  Frijling, Jeroen | | | 1825 | NED | 0.50 | 1 | 0.10 | 30 | 3.00 | |
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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