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Individual Calculations February 2018 |
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| Van Dongen, Rob Total change: -10.80 | |   |
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| Chess Festival Groningen 2017 - Compact B | Groningen | NED | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1785 | 1882 | 2.00 | 4 | -0.54 | 20 | -10.80 | |
|  Shakhverdian, William | | | 1797 | NED | 0.50 | 1 | -0.12 | 20 | -2.40 | |  Noordenbos, Daan | | | 1759 | NED | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Dekker, Albert | | | 1849 | NED | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Eveleens, Ed | | | 1735 | NED | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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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