Individual Calculations November 2023 |
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Boersma, Jan Total change: -25.20 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Dutch Team Competition 2023-2024 - Klasse 1 Round 2 | Various | NED | 2023-10-07 |
Rc | Ro | w | n | change | K | K*chg | Game |
2142 | 1997 | 0.00 | 1 | -0.31 | 20 | -6.20 | |
| Boel, Peter | f | | 2142 | NED | 0.00 | 1 | -0.31 | 20 | -6.20 | | 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) | | Hoogeveen Schaaktoernooi 2023 - Open | Hoogeveen | NED | 2023-10-21 |
Rc | Ro | w | n | change | K | K*chg | Game |
2122 | 1997 | 1.50 | 7 | -0.95 | 20 | -19.00 | |
| Van Kooten, Luuk | f | | 2255 | NED | 0.50 | 1 | 0.32 | 20 | 6.40 | | De Winter, Arthur | f | | 2397 * | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | | Kett, Tim | f | | 2130 | WLS | 0.00 | 1 | -0.32 | 20 | -6.40 | | Vogel, Jaap | f | | 2106 | NED | 0.50 | 1 | 0.15 | 20 | 3.00 | | Boeren, Jurriaan | | | 2120 | NED | 0.50 | 1 | 0.17 | 20 | 3.40 | | Zecha, Oscar | | | 1837 | NED | 0.00 | 1 | -0.71 | 20 | -14.20 | | Fehr, Axel, Dr. | | | 2011 | GER | 0.00 | 1 | -0.48 | 20 | -9.60 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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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