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Individual Calculations August 2023 |
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| Van Nieuwkerk, Ton Total change: -30.20 | |   |
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| Amsterdam Science Park Chess Tournament 2023 - Group A | Amsterdam | NED | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 2038 | 4.00 | 9 | -1.51 | 20 | -30.20 | |
|  Winsemius, Jan | | | 1856 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Beeke, Bob | f | | 2216 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Van Rootselaar, Rik | | | 1891 | NED | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Happel, Henk | f | | 1950 | NED | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Van Der Lubben, Arno | | | 1904 | NED | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Titus, Branco | | | 1924 | NED | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Kurt, Sascha | | | 1986 | NED | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Van Wijk, Peter | | | 1945 | NED | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Van Hesselingen, Guido | | | 1933 | NED | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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) | | |
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