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Individual Calculations August 2019 |
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| Van Straaten, Marco Total change: -49.20 | |   |
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| Leiden Chess Tournament 2019 Groep A | Leiden | NED | 2019-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 2000 | 2.00 | 9 | -2.46 | 20 | -49.20 | |
|  De Jong, Migchiel | m | | 2345 | NED | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Van Der Velden, Bram | c | | 2176 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Van Orsouw, Theo | | | 1899 | NED | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Vreeburg, Jan | | | 1915 | NED | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Achuthan, Dylan | | | 1909 | NED | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Bulthuis, Jelle | | | 2008 | NED | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Bik, Wouter | | | 1979 | NED | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Veenendaal, Loek | | | 1925 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Cchung, Chi Yun | | | 1945 | NED | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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