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Individual Calculations August 2017 |
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| Van Halderen, Herman Total change: -20.00 | |   |
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| 11e Leiden Chess Tournament - Group A | Leiden | NED | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2071 | 4.50 | 9 | -1.00 | 20 | -20.00 | |
|  Beerdsen, Thomas | m | | 2452 | NED | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Van Orsouw, Theo | | | 1947 | NED | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Hacout, Francois | | | 1950 | FRA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Kat, Rudolf | | | 1924 | NED | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Veenendaal, Loek | | | 1949 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Thesing, Ansgar | | | 1962 | GER | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Noordhoek, Henk | | | 1950 | NED | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Vreeburg, Jan | | | 1927 | NED | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Schroeder, Marc | | | 1909 | LUX | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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