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Individual Calculations August 2023 |
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| Kollen, Luca Total change: -15.20 | |   |
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| Amsterdam Science Park Chess Tournament 2023 - Group C | Amsterdam | NED | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1299 | 1.00 | 3 | -0.38 | 40 | -15.20 | |
|  Van Haaften, Rob | | | 1338 | NED | 0.00 | 1 | -0.45 | 40 | -18.00 | |  Hulsman, Egbert | | | 1182 | NED | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Keizers, Paul | | | 1478 | NED | 1.00 | 1 | 0.73 | 40 | 29.20 | |
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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