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Individual Calculations September 2010 |
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| Kerkvliet, Max Total change: -15.50 | |   |
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| 4e Leiden Chess Tournament | Leiden | NED | 2010-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1999 | 3.00 | 8 | -0.50 | 25 | -12.50 | |
|  Konings, Leon | f | | 2243 | NED | 1.00 | 1 | 0.80 | 25 | 20.00 | |  Pijpers, Arthur | | | 2248 | NED | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Bakker, Guido | | | 2122 | NED | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Hortensius, Myrre | | | 1814 | NED | 0.00 | 1 | -0.74 | 25 | -18.50 | | | Sparreboom, Wil | | | 1974 | NED | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Frijling, Jeroen | | | 1847 | NED | 0.50 | 1 | -0.20 | 25 | -5.00 | | | Boulahfa, Hicham | | | 2064 | NED | 0.50 | 1 | 0.09 | 25 | 2.25 | | | Van Halderen, Herman | | | 2071 | NED | 0.00 | 1 | -0.40 | 25 | -10.00 | |
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) | | | | Dutch Open - Reservegroup A | Dieren | NED | 2010-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 1999 | 2.50 | 5 | -0.12 | 25 | -3.00 | |
| | Burg, Brent | | | 2099 | NED | 1.00 | 1 | 0.64 | 25 | 16.00 | | | Boersma, Jan | | | 2110 | NED | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Mostertman, Johan | | | 1787 | NED | 0.50 | 1 | -0.27 | 25 | -6.75 | | | Cox, Jan | | | 1875 | NED | 0.00 | 1 | -0.67 | 25 | -16.75 | | | Van Velzen, Martin | | | 2018 | NED | 1.00 | 1 | 0.53 | 25 | 13.25 | |
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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