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Individual Calculations August 2015 |
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| Van Der Maat, Niek Total change: 3.20 | |   |
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| 9e Leiden Chess Tournament, Group B | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 1921 | 5.00 | 7 | 0.16 | 20 | 3.20 | |
|  Weerts, Rene | | | 1720 | NED | 0.00 | 1 | -0.76 | 20 | -15.20 | |  Loomans, Nico | | | 1558 | NED | 1.00 | 1 | 0.10 | 20 | 2.00 | | | De Ruyter, Wim | | | 1725 | NED | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Van T Hoff, Kees | | | 1819 | NED | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Van Ginkel, Henk | | | 1815 | NED | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Van Den Berg, Jaap | | | 1848 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Van Der Knaap, Jan | | | 1888 | NED | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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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