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Individual Calculations February 2018 |
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| Wallat, Stephan Total change: -9.40 | |   |
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| Chess Festival Groningen 2017 - Open B | Groningen | NED | 2017-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1629 | 2.50 | 6 | -0.47 | 20 | -9.40 | |
|  Pieters, Minko | | | 2008 | NED | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Rassolyrad, Farid | | | 1346 | NED | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Van Nimwegen, Martijn | | | 1485 | NED | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Schlepuetz, Volker, Dr. | | | 1467 | GER | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Welling, Sophie | | | 1717 | NED | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Lucas, Fred | | | 1814 | NED | 0.00 | 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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