How to see it
Arkab Posterior has a visual magnitude of about 4.18: under a reasonably dark sky it is typically reachable with the unaided eye.
Sky position
Equatorial coordinates for Arkab Posterior: right ascension 19h 23m 13s, declination −44° 48′ 0″ (J2000), in the region of the Corona Australis constellation (IAU figure CrA).
Catalog context
Arkab Posterior. It appears in classical and modern catalogs as Bayer/Flamsteed designation Bet2Sgr, HIP 95294, HD 181623, Gaia DR3 6664407333374099968. In the SkyKeepsake Corona Australis (CrA) browse hub it sits with other stars of the same IAU figure.
Catalog identifiers
- Gaia
- Gaia DR3 6664407333374099968
- HIP
- 95294
- HD
- 181623
- gaia_dr3
- 6664407333374099968
- Bayer / Flamsteed
- Bet2Sgr
Observed properties
- Visual magnitude
- 4.18