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Individual Calculations August 2023 |
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| De Ruyter, Wim Total change: -4.60 | |   |
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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 |
| 1705 | 1622 | 2.50 | 7 | -0.23 | 20 | -4.60 | |
|  Koes, Richard | | | 1798 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Rekelhof, Martin | | | 1717 | NED | 1.00 | 1 | 0.63 | 20 | 12.60 | |  Cohn, Samuel | | | 1808 | NED | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Lee, Jungbin | | | 1655 | NED | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Selie, Martin | | | 1668 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Eveleens, Ed | | | 1659 | NED | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Kusse, Marcel | | | 1629 | NED | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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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