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Individual Calculations July 2008 |
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| Romijn, Bart Total change: 13.75 | |   |
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| NOSBO kampioenschap 2008 | Groningen | NED | 2008-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1880 | 1.00 | 2 | 0.40 | 25 | 10.00 | |
|  Wielenga, Wiebe | | | 2125 | NED | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Hoekstra, Carl | | | 1950 | NED | 0.50 | 1 | 0.10 | 25 | 2.50 | |
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) | | | | 13e Open Groninger Kampioenschap | Groningen | NED | 2008-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1873 | 1.00 | 3 | 0.15 | 25 | 3.75 | |
| | Knol, Geon | | | 2085 | NED | 0.50 | 1 | 0.27 | 25 | 6.75 | |  Veltman, Jelmer | | | 2174 | NED | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Den Boer, Paul | | | 1891 | 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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