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Individual Calculations August 2023 |
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| Bosboom, Ardin Total change: -35.60 | |   |
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| Amsterdam Science Park Chess Tournament 2023 - Group A | Amsterdam | NED | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 2106 | 3.50 | 7 | -1.78 | 20 | -35.60 | |
|  Van Wijk, Peter | | | 1945 | NED | 0.50 | 1 | -0.21 | 20 | -4.20 | |  Veenendaal, Loek | | | 1900 | NED | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Galje, Hans | | | 1978 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Jermy, Jaden | | | 1892 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Eefting, Martijn | | | 1865 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Van Rootselaar, Rik | | | 1891 | NED | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Van Den Berg, Jeroen | | | 1864 | NED | 0.00 | 1 | -0.80 | 20 | -16.00 | |
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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