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Individual Calculations February 2023 |
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| Macak, Stefan Total change: -7.40 | |   |
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| Chessfestival Groningen 2022 Open A | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2361 | 5.00 | 9 | -0.74 | 10 | -7.40 | |
|  Bakker, Jouke | | | 2091 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | |  Van Der Hagen, Loek | | | 2145 | NED | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Brouwer, Tim | | | 2169 | NED | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Ratsma, Midas | f | | 2218 | NED | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Poetsch, Hagen | g | | 2478 | GER | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Noordenbos, Daan | | | 2056 | NED | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Van Roon, Sjoerd | f | | 2297 | NED | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Pranav, Anand | g | | 2512 | IND | 0.00 | 1 | -0.30 | 10 | -3.00 | | | Van Meegen, Ruud | f | | 2287 | NED | 0.00 | 1 | -0.60 | 10 | -6.00 | |
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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