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Individual Calculations August 2023 |
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| Koes, Richard Total change: -36.60 | |   |
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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 |
| 1643 | 1798 | 4.50 | 9 | -1.83 | 20 | -36.60 | |
|  De Ruyter, Wim | | | 1622 | NED | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Damen, Josephine | | | 1591 | NED | 0.00 | 1 | -0.77 | 20 | -15.40 | | | De Rooij, Kevin | | | 1656 | NED | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Adavatkar, Rugved | | | 1674 | NED | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Kingma, Lukas | | | 1634 | NED | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Eveleens, Ed | | | 1659 | NED | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Elferink, Leon | | | 1534 | NED | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Van Der Vlis, Peter | | | 1648 | NED | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Schiebroek, Luc | | | 1769 | NED | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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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