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Individual Calculations September 2018 |
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| Beukema, Christiaan Total change: -25.20 | |   |
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| Dutch Open 2018 - Reserve A | Dieren | NED | 2018-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1929 | 4.00 | 9 | -0.06 | 20 | -1.20 | |
|  Taal, Rieks | | | 2105 | NED | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Klinge, Jim | | | 2006 | NED | 0.00 | 1 | -0.39 | 20 | -7.80 | |  Achuthan, Dylan | | | 1777 | NED | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Muller, Kenneth | | | 1799 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Dekker, Teus | | | 2026 | NED | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Schoonackers, Jeroen | | | 2048 | NED | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Grutter, Tim | | | 1971 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | | De Freytas, Paul | | | 1949 | NED | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Bosch Van Rosenthal, Jeroe | | | 2005 | NED | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | Open Brasschaat 2018 | Brasschaat | BEL | 2018-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1929 | 4.50 | 9 | -1.20 | 20 | -24.00 | |
| | Osinga, Andre | | | 1564 | NED | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Pattyn, Luc | | | 1755 | BEL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Den Hartog, Marijn | | | 2119 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Beukema, Constantijn | | | 1758 | BEL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Plompen, Wim | | | 1723 | BEL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Docx, Stefan | m | | 2329 * | BEL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Vande Ginste, Michiel | | | 1762 | BEL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Remijsen, Dave | | | 1772 | BEL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Heymans, Berwout | | | 1664 | BEL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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