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Individual Calculations September 2011 |
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| Straat, Evert-Jan Total change: -2.55 | |   |
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| Science Park Amsterdam Chess Tournament - B | Amsterdam | NED | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 2097 | 4.00 | 6 | -0.17 | 15 | -2.55 | |
|  Reinders, Joan | | | 1848 | NED | 0.50 | 1 | -0.31 | 15 | -4.65 | |  Nijenhuis, Wim | | | 2023 | NED | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Van Den Berg, Jeroen | | | 1962 | NED | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Cheung, Jan | | | 2024 | NED | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Van De Vegt, Chris | | | 1891 | NED | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Donkers, Joran | | | 1934 | NED | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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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