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Individual Calculations August 2018 |
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| Vreeburg, Jan Total change: -9.20 | |   |
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| Leiden Chess Tournament 2018, Group B | Leiden | NED | 2018-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1924 | 5.50 | 9 | -0.46 | 20 | -9.20 | |
|  Kastelein, Gerard | | | 1755 | NED | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Van Brussel, Bert | | | 1810 | NED | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Lammers, Anton | | | 1756 | NED | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Boeters, Stefan | | | 1845 | NED | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Cchung, Nyuk Lyn | | | 1779 | NED | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Tamminga, Meile | | | 1766 | NED | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Liebert, Erwin | | | 1918 | EST | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Vergeer, Michiel | | | 1848 | NED | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Van Den Biggelaar, Don | | | 1738 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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