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Individual Calculations September 2010 |
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| Van Kempen, Roderick Total change: -21.90 | |   |
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| 4e Leiden Chess Tournament | Leiden | NED | 2010-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1972 | 2.00 | 7 | -0.97 | 15 | -14.55 | |
|  Van Hengel, Hugo | | | 2191 | NED | 0.00 | 1 | -0.22 | 15 | -3.30 | |  Boulahfa, Hicham | | | 2064 | NED | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Erwich, Frans | | | 2060 | NED | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Besel, Waldemar | | | 2056 | GER | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Segers, Hans | | | 2034 | NED | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Hortensius, Myrre | | | 1814 | NED | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Weiland, Harro | | | 1975 | NED | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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 |
| 1927 | 1972 | 4.00 | 8 | -0.49 | 15 | -7.35 | |
| | Evengroen, Jan | | | 1972 | NED | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Knol, Geon | | | 2062 | NED | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Mostertman, Johan | | | 1787 | NED | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Van De Braak, Joey | | | 1937 | NED | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Timmermans, Adri | | | 1867 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Moerkerken, Remko | | | 1884 | NED | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Van Velzen, Martin | | | 2018 | NED | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Mostertman, Xander | | | 1888 | NED | 0.50 | 1 | -0.12 | 15 | -1.80 | |
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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