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Individual Calculations September 2023 |
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| Den Heijer, Rolinde Total change: 119.70 | |   |
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| Dutch Open 2023 - Reserve A | Dieren | NED | 2023-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1769 | 5.00 | 9 | 2.05 | 38 | 77.90 | |
|  Demiddele, Kevin | | | 1901 | BEL | 0.00 | 1 | -0.32 | 38 | -12.16 | |  Schilthuizen, Sander | | | 1894 | NED | 0.00 | 1 | -0.33 | 38 | -12.54 | | | Rutjes, Twan | | | 1878 | NED | 0.50 | 1 | 0.15 | 38 | 5.70 | | | Valiente, Paulo | | | 1852 | NED | 1.00 | 1 | 0.61 | 38 | 23.18 | | | Friesen, Philippe | | | 1831 | NED | 1.00 | 1 | 0.59 | 38 | 22.42 | | | Aravindhan, Achyuth | | | 1909 | NED | 1.00 | 1 | 0.69 | 38 | 26.22 | | | Beijen, Mark | | | 1954 | NED | 0.50 | 1 | 0.24 | 38 | 9.12 | | | Aengenheister, Dennis | | | 1880 | GER | 1.00 | 1 | 0.65 | 38 | 24.70 | | | Kalle, Erwin | | | 1977 | NED | 0.00 | 1 | -0.23 | 38 | -8.74 | |
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) | | | | HZ University of Applied Sciences Chess Tournament 2023 | Vlissingen | NED | 2023-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 1769 | 4.50 | 9 | 1.10 | 38 | 41.80 | |
| | Van Der Hagen, Loek | f | | 2269 | NED | 0.50 | 1 | 0.46 | 38 | 17.48 | | | Tiggelman, Rene | f | | 2201 | NED | 0.00 | 1 | -0.07 | 38 | -2.66 | | | Sloots, Dick | | | 1369 * | NED | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Coenen, Eduard | | | 2069 | NED | 0.00 | 1 | -0.15 | 38 | -5.70 | | | De Jong, Quint | | | 1509 | NED | 1.00 | 1 | 0.18 | 38 | 6.84 | | | Westerweele, Henrik | | | 1948 | NED | 0.00 | 1 | -0.27 | 38 | -10.26 | | | De Leeuw, Kees | | | 1568 | NED | 1.00 | 1 | 0.24 | 38 | 9.12 | | | Galle, Andre | | | 1978 | BEL | 1.00 | 1 | 0.77 | 38 | 29.26 | | | Van Der Zalm, Marnix | | | 2083 | NED | 0.00 | 1 | -0.14 | 38 | -5.32 | | | * 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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