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Individual Calculations September 2010 |
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| Burggraaf, Jan-Theodoor Total change: -0.45 | |   |
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| 4e Leiden Chess Tournament | Leiden | NED | 2010-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 2037 | 2.50 | 6 | -0.03 | 15 | -0.45 | |
|  Michielsen, Joost | | | 2397 | NED | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Frijling, Jeroen | | | 1847 | NED | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Van Helvoort, Rob | | | 2197 | NED | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Weiland, Harro | | | 1975 | NED | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Koes, Richard | | | 1947 | NED | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Otte, Marijn | f | | 2303 | NED | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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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