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Individual Calculations February 2018 |
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| Van Der Graaf, Jaap Total change: -140.80 | |   |
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| Chess Festival Groningen 2017 - Open B | Groningen | NED | 2017-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1557 | 1775 | 2.50 | 8 | -3.52 | 40 | -140.80 | |
|  Bijvank, Evelyn | | | 1389 | NED | 1.00 | 1 | 0.09 | 40 | 3.60 | | | De Jongh, Benno | | | 1957 | NED | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Oord, Jan | | | 1512 | NED | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Adema, Marrit | | | 1524 | NED | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Hillenkamp, Melchior | | | 1609 | NED | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Van Nimwegen, Martijn | | | 1485 | NED | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Bijvank, Kylian | | | 1583 | NED | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Smit, Wim | | | 1398 | NED | 1.00 | 1 | 0.09 | 40 | 3.60 | |
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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