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Individual Calculations August 2023 |
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| Boom, Harrie Total change: -8.80 | |   |
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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 |
| 1375 | 1550 | 4.50 | 7 | -0.44 | 20 | -8.80 | |
|  Poel, Jacob | | | 1324 | NED | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Van Renselaar, Lars | | | 1422 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | | | De Groot, Teun | | | 1479 | NED | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Lee, Jungmin | | | 1422 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Hagen, Tejo | | | 1618 | NED | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Hulsman, Egbert | | | 1182 | NED | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Wiedenbruch, Silke | | | 1177 | GER | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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