An example of how this functions: if a star's placement is calculated by anyone right now, they then use a regular transformation to get the place expressed when it comes to the normal reference frame of J2000, and it is usually then this J2000 position which can be shared with Other folks.Even though a program's behavior following overflow takes p
The 5-Second Trick For epoch sign in
Epoch versus equinoxDate-references for coordinate systemsEpochs and periods of validityChanging the regular equinox and epochSpecifying an epoch or equinoxBesselian yearsJulian yrs and J2000Epoch with the daySee alsoReferencesNotesCitationsSourcesFurther readingExternal one-way linksAstronomical quantities can be laid out in any of numerous techni