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Individual Calculations August 2023 |
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| Van Haaften, Rob Total change: 7.20 | |   |
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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 |
| 1491 | 1338 | 2.00 | 6 | 0.18 | 40 | 7.20 | |
|  Gohil, Viaan | | | 1576 | NED | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Tawfiq, Abdul Karim | | | 1599 | NED | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Kollen, Luca | | | 1299 | NED | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Pot, Hans | | | 1482 | NED | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Bakkes, Frits | | | 1509 | NED | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Kaptein, Peter | | | 1479 | NED | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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