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Individual Calculations August 2023 |
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| Roolvink, William Total change: -39.20 | |   |
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| Amsterdam Science Park Chess Tournament 2023 - Group B | Amsterdam | NED | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1843 | 4.00 | 7 | -0.98 | 40 | -39.20 | |
|  De Vreeze, Frans | | | 1650 | NED | 1.00 | 1 | 0.25 | 40 | 10.00 | |  De Rooij, Kevin | | | 1656 | NED | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Damen, Josephine | | | 1591 | NED | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Thijssen, Freek | | | 1709 | NED | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Held, Jesper | | | 1701 | NED | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Jovanovic, Luka L | | | 1454 | NED | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Van Den Bergh, Ben | | | 1915 | NED | 0.00 | 1 | -0.40 | 40 | -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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