Individual Calculations January 2024 |
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Roorda, Cas Total change: 71.20 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Dutch Team Competition 2023-2024 - Klasse 1 Round 5 | Various | NED | 2023-12-16 |
Rc | Ro | w | n | change | K | K*chg | Game |
2010 | 1623 | 0.00 | 1 | -0.09 | 40 | -3.60 | |
| Bakija, Alan | | | 2010 | NED | 0.00 | 1 | -0.09 | 40 | -3.60 | | 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) | | Chessfestival Groningen 2023 Vierkampen | Groningen | NED | 2023-12-21 |
Rc | Ro | w | n | change | K | K*chg | Game |
1855 | 1623 | 2.50 | 3 | 1.87 | 40 | 74.80 | |
| Den, Boer Paul | | | 1885 | NED | 1.00 | 1 | 0.82 | 40 | 32.80 | | Duman, Murat | | | 1875 | NED | 1.00 | 1 | 0.81 | 40 | 32.40 | | Romijn, Bart | | | 1805 | NED | 0.50 | 1 | 0.24 | 40 | 9.60 | | 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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