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Individual Calculations May 2017 |
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| Koornstra, Robbert-Jan Total change: -26.00 | |   |
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| Belgian Youth Championship 2017 -18 | Blankenberge | BEL | 2017-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1739 | 1706 | 3.50 | 8 | -0.25 | 40 | -10.00 | |
|  Capone, Nicola | m | | 2106 * | BEL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Leyssens, Bas | | | 1560 | BEL | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Kumpen, Jona | | | 1713 | BEL | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Vanwynsberghe, Maxime | | | 1306 * | BEL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rousseau, Christilla | | | 1609 | BEL | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Meulenyzer, Alan | | | 1646 | BEL | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Bratuszewski, Jorden | | | 2076 | BEL | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Marchal, Laurent | | | 1898 | BEL | 0.00 | 1 | -0.25 | 40 | -10.00 | | | * 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) | | | | Belgian Interclubs 2016-2017 Round 11 Divisions 2-5 | Various places | BEL | 2017-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1706 | 0.00 | 1 | -0.40 | 40 | -16.00 | |
| | De Bouver, Guido | | | 1780 | BEL | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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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