Page 794 - PPL(A) / LAPL(A) / UL - 9 fag 2026

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9.4.3.2 Information på ICAO-kortet ..............................................................821

9.4.3.3 Målestoksforhold og skalaangivelse .................................................823

9.4.3.4 Højdeangivelse på kortet ..................................................................824
9.5 Retningsbeskrivelse…… ............................................................................. 827

9.5.1 Referenceretning .................................................................................. 827

9.5.1.1 Referencelinjen .................................................................................828

9.5.2 Geografisk nord/sand nord og magnetisk nord .................................... 828

9.5.2.1 Geografisk nord / sand nord (TN) .....................................................828
9.5.2.2 Magnetisk nord .................................................................................829

9.5.3 Jordens magnetfelt ............................................................................... 830

9.5.3.1 Inklination .........................................................................................830
9.5.4 Variation / misvisning / deklination ...................................................... 831

9.5.4.1 Isogoner ............................................................................................833

9.5.4.2 Variation på ICAO-kort ......................................................................833
9.5.4.3 Agonic-line ........................................................................................834

9.6 Magnetismens indflydelse på flyet ........................................................... 834

9.6.1 Deviation og kompasnord ..................................................................... 834

9.6.1.1 Kompasnord (CN) ..............................................................................835

9.6.1.2 Deviation ...........................................................................................835
9.6.1.3 Deviationstabel .................................................................................835

9.6.1.4 Fejlvisning på magnetkompasset ......................................................836

9.6.1.5 Brug af magnetkompas og kursgyro i praksis ...................................836
9.6.2 Overblik – det hele samlet .................................................................... 837

9.6.3 Måling af ruter på kortet ...................................................................... 837

9.6.3.1 True Track (TT) ..................................................................................837

9.6.3.2 Distance ............................................................................................838
9.6.3.3 Samlet overblik - tabel ......................................................................840

9.6.3.4 ”Kan Døde Mus Virke Triste” ............................................................840
9.6.3.5 Heading og track ...............................................................................842

9.6.3.6 Hastighed Knob (kt) ..........................................................................843

9.7 Flyvning i vind…………... .............................................................................. 843

9.7.1 Vindtrekanten ....................................................................................... 843

9.7.1.1 Heading .............................................................................................845

Flyveteori PPL(A)(UL)/LAPL Henning Andersen, Midtjysk Flyveskole© 2026 794