How to see it
51 Eri has a visual magnitude of about 5.14: under a reasonably dark sky it is typically reachable with the unaided eye.
Sky position
Equatorial coordinates for 51 Eri: right ascension 4h 37m 36s, declination −2° 28′ 26″ (J2000), in the region of the Orion constellation (IAU figure Ori).
Catalog context
51 Eri. It appears in classical and modern catalogs as HIP 21547, HD 29391, Gaia DR3 3205095125321700480. In the SkyKeepsake Orion (Ori) browse hub it sits with other stars of the same IAU figure.
Catalog identifiers
- Gaia
- Gaia DR3 3205095125321700480
- HIP
- 21547
- HD
- 29391
- gaia_dr3
- 3205095125321700480
- Bayer / Flamsteed
- 51 Eri
Observed properties
- Visual magnitude
- 5.14