Individual Calculations August 2022 |
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Koopman, Jan Total change: 42.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Amsterdam Science Park Chess Tournament 2022 - Group B | Amsterdam | NED | 2022-07-18 |
Rc | Ro | w | n | change | K | K*chg | Game |
1767 | 1549 | 3.50 | 6 | 2.13 | 20 | 42.60 | |
| Godding, Mick | | | 1731 | NED | 0.00 | 1 | -0.26 | 20 | -5.20 | | Van Der Werf, Peter | | | 1688 | NED | 1.00 | 1 | 0.69 | 20 | 13.80 | | Plooijer, Johan | | | 1757 | NED | 0.50 | 1 | 0.27 | 20 | 5.40 | | Suyderhoud, Wim | | | 1719 | NED | 1.00 | 1 | 0.72 | 20 | 14.40 | | Romijn, Bart | | | 1824 | NED | 1.00 | 1 | 0.83 | 20 | 16.60 | | Wagenaar, Harm Theo | | | 1885 | NED | 0.00 | 1 | -0.12 | 20 | -2.40 | | 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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