How to see it
57Mu Eri has a visual magnitude of about 4.01: under a reasonably dark sky it is typically reachable with the unaided eye.
Sky position
Equatorial coordinates for 57Mu Eri: right ascension 4h 45m 30s, declination −3° 15′ 17″ (J2000), on the celestial sphere.
Catalog context
57Mu Eri. It appears in classical and modern catalogs as HIP 22109, HD 30211, Gaia DR3 3225773709225508736.
Catalog identifiers
- Gaia
- Gaia DR3 3225773709225508736
- HIP
- 22109
- HD
- 30211
- gaia_dr3
- 3225773709225508736
- Bayer / Flamsteed
- 57Mu Eri
Observed properties
- Visual magnitude
- 4.01