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Individual Calculations March 2010 |
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| Vos, Tjark Total change: 55.50 | |   |
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| Schaakfestival Groningen 2009 Open B | Groningen | NED | 2009-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1698 | 4.00 | 8 | 2.22 | 25 | 55.50 | |
|  Indie Van, Frank | | | 1923 | NED | 0.00 | 1 | -0.22 | 25 | -5.50 | |  Reinders, Joan | | | 1875 | NED | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Posch, Jan | | | 1858 | NED | 1.00 | 1 | 0.71 | 25 | 17.75 | | | Koskinen, Veikko | | | 1990 | FIN | 1.00 | 1 | 0.85 | 25 | 21.25 | | | Ypma, Peter | | | 2032 | NED | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Werff Van Der, Frank | | | 1839 | NED | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Wubs, Harry | | | 1956 | NED | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Brandenburg, Lucia | | | 1903 | NED | 1.00 | 1 | 0.76 | 25 | 19.00 | |
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) | | |
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