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Individual Calculations February 2023 |
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| Bouma, Dick Total change: -34.40 | |   |
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| Tata Steel Tienkampen 2023 | Wijk aan Zee | NED | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1764 | 3.00 | 9 | -1.72 | 20 | -34.40 | |
|  Stroosma, Harry | | | 1706 | NED | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Hendriks, Jos | | | 1744 | NED | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Breurkes, Richard | | | 1729 | NED | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Veerman, Jan | | | 1802 | NED | 0.00 | 1 | -0.45 | 20 | -9.00 | | | De Haan, Hans | | | 1813 | NED | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Timmerman, Jan | | | 1674 | NED | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Boersma, David | | | 1791 | SWE | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Bos, Bas | | | 1687 | NED | 1.00 | 1 | 0.39 | 20 | 7.80 | | | De Jonge, Edwin | | | 1768 | NED | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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