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Individual Calculations August 2023 |
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| Wiedenbruch, Silke Total change: 23.80 | |   |
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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 |
| 1472 | 1177 | 2.00 | 5 | 1.19 | 20 | 23.80 | |
|  Dekker, Wim | | | 1584 | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Aarten, Marjolein | | | 1437 | NED | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Marca Ribert, Alex Alvaro | | | 1360 | ESP | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Bartman, Victor | | | 1428 | NED | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Boom, Harrie | | | 1550 | NED | 0.00 | 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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