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Individual Calculations February 2023 |
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| Heijmans, Merlijn Total change: 12.80 | |   |
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| Chessfestival Groningen 2022 Open C | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1513 | 3.50 | 5 | 0.32 | 40 | 12.80 | |
|  Psaila, Ocean | | | 1298 | MLT | 0.50 | 1 | -0.27 | 40 | -10.80 | |  Pompstra, Henk | | | 1696 | NED | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Mousa, Besher | | | 1335 | NED | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Bottema, Mila | | | 1350 | NED | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Rassolyrad, Farid | | | 1366 | NED | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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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