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Individual Calculations September 2010 |
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| Tulfer, Paul Total change: -52.50 | |   |
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| HSG Open 2010 | Hilversum | NED | 2010-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1901 | 0.50 | 4 | -1.19 | 25 | -29.75 | |
|  Van Der Kooij, Paul | | | 2054 | NED | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Kunnen, Ruurd | | | 1986 | NED | 0.00 | 1 | -0.38 | 25 | -9.50 | |  Van Brussel, Bert | | | 1887 | NED | 0.50 | 1 | -0.02 | 25 | -0.50 | | | Bloem, Mark | | | 1905 | NED | 0.00 | 1 | -0.49 | 25 | -12.25 | |
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) | | | | Dutch Open - Reservegroup A | Dieren | NED | 2010-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 1901 | 1.00 | 4 | -0.91 | 25 | -22.75 | |
| | De Jong, Siegbert | | | 2020 | NED | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Evengroen, Henk-Jan | | | 1844 | NED | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Gielen, Wim | | | 1927 | NED | 0.50 | 1 | 0.04 | 25 | 1.00 | | | Roelofs, Rik | | | 1883 | NED | 0.50 | 1 | -0.03 | 25 | -0.75 | |
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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