5 Essential Elements For epoch sign in
Epoch versus equinoxDate-references for coordinate systemsEpochs and intervals of validityChanging the typical equinox and epochSpecifying an epoch or equinoxBesselian yearsJulian yrs and J2000Epoch from the daySee alsoReferencesNotesCitationsSourcesFurther readingExternal inbound linksSo, some stellar positions read through from a star atlas or ca