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Individual Calculations August 2017 |
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| Pietrow, Andrzej Total change: -7.00 | |   |
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| 11e Leiden Chess Tournament - Group A | Leiden | NED | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 2029 | 4.00 | 9 | -0.35 | 20 | -7.00 | |
|  Lai, Hing Ting | f | | 2393 | NED | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Van Der Velden, Bram | c | | 2170 | NED | 0.00 | 1 | -0.31 | 20 | -6.20 | |  Likhit, Chilukuri | | | 2125 | IND | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Zoun, Rogier | | | 1936 | NED | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Milort, Gerard | | | 1948 | NED | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Kat, Rudolf | | | 1924 | NED | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Happel, Henk | f | | 2086 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Van Der Maat, Niek | | | 1952 | NED | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Devaure, Guillaume | | | 1908 | FRA | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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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