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Individual Calculations September 2017 |
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| Van De Griend, Johan Total change: 8.60 | |   |
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| Hogeschool Zeeland Chess Tournament 2017 | Vlissingen | NED | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1788 | 1.50 | 5 | 0.15 | 20 | 3.00 | |
|  Raahul, V S | | | 2188 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Veenstra, Wopke | | | 1974 | NED | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Skutta, Bernd, Dr. | | | 1934 | GER | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Cuypers, Dries | | | 1847 | BEL | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Van Driel, Eric | | | 1944 | NED | 1.00 | 1 | 0.71 | 20 | 14.20 | | | * 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) | | | | Open Brasschaat 2017 | Brasschaat | BEL | 2017-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1825 | 1788 | 4.50 | 9 | 0.28 | 20 | 5.60 | |
| | Vandeweyer, Sigri | | | 1481 | BEL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Van Herck, Marcel | | | 2168 | BEL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Nica, Radu-Catalin | | | 1521 | BEL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Lee, Deon | | | 2145 | BEL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Ponnet, Guy | | | 1684 | BEL | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Szoke, Harry | | | 1668 | NED | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Schroer, Marcel | | | 2020 | NED | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Timmermans, Georges | | | 1661 | BEL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Du Pont, David | | | 2074 | BEL | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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