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Individual Calculations February 2023 |
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| Mousa, Besher Total change: -34.80 | |   |
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| Chessfestival Groningen 2022 Open C | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1489 | 1335 | 1.00 | 6 | -0.87 | 40 | -34.80 | |
|  Dekker, Ichelle | | | 1443 | NED | 0.00 | 1 | -0.35 | 40 | -14.00 | |  Pompstra, Henk | | | 1696 | NED | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Bottema, Mila | | | 1350 | NED | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Heijmans, Merlijn | | | 1513 | NED | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Rassolyrad, Farid | | | 1366 | NED | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Bakkes, Frits | | | 1564 | NED | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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