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Individual Calculations December 2021 |
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| Groen, Jari Total change: 76.80 | |   |
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| Open Leuven 2021 | Leuven | BEL | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1598 | 3.00 | 7 | 1.71 | 40 | 68.40 | |
|  Bossuyt, Koen | | | 1998 * | BEL | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Musabayeva, Diana | | | 1879 | BEL | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Van Den Hoff, Damian | | | 1879 | AUS | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Akulov, Mikhail | | | 1815 | BEL | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Kocur, Marc | | | 1817 | BEL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Bakker, Mats | | | 1757 | NED | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Paes, Martijn | | | 1887 | BEL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | * 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) | | | | Dutch Team Competition 2021-2022 - Klasse 3 Round 3 | various | NED | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1590 | 0.00 | 1 | -0.12 | 40 | -4.80 | |
| | Peleman, Tony | | | 1921 | BEL | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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) | | | | Dutch Team Competition 2021-2022 - Klasse 4 Round 4 | various | NED | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1590 | 0.50 | 1 | 0.33 | 40 | 13.20 | |
| | Van Der Sloot, Olaf | | | 1861 | NED | 0.50 | 1 | 0.33 | 40 | 13.20 | |
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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