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Individual Calculations August 2019 |
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| Berrevoets, Jeroen Total change: -11.60 | |   |
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| Leiden Chess Tournament 2019 Groep A | Leiden | NED | 2019-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1987 | 3.50 | 9 | -0.29 | 40 | -11.60 | |
|  Bik, Wouter | | | 1979 | NED | 0.50 | 1 | -0.01 | 40 | -0.40 | |  Slingerland, Fred | m | | 2358 | NED | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Roorda, Thijs | | | 2108 | NED | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Gijsen, William | | | 2005 | NED | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Evenhuis, Wybe | | | 1823 | NED | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Happel, Henk | f | | 2016 | NED | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Van Der Marel, Lambertus | | | 2106 | NED | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Jansen, Norbert | | | 2042 | NED | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Pietrow, Andrzej | | | 2038 | NED | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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