Facts About epoch sign in Revealed
Epoch compared to equinoxDate-references for coordinate systemsEpochs and intervals of validityChanging the normal equinox and epochSpecifying an epoch or equinoxBesselian yearsJulian many years and J2000Epoch of your daySee alsoReferencesNotesCitationsSourcesFurther readingExternal inbound linksAstronomical portions can be laid out in any of sever