How to see it
HIP 17840 has a visual magnitude of about 8.35: it usually needs binoculars or a small telescope, especially from light-polluted sites.
Sky position
Equatorial coordinates for HIP 17840: right ascension 3h 49m 3s, declination +55° 52′ 6″ (J2000), in the region of the Perseus constellation (IAU figure Per).
Catalog context
HIP 17840. It appears in classical and modern catalogs as HIP 17840, HD 23580, Gaia DR3 445519092220244096. In the SkyKeepsake Perseus (Per) browse hub it sits with other stars of the same IAU figure.
Catalog identifiers
- Gaia
- Gaia DR3 445519092220244096
- HIP
- 17840
- HD
- 23580
- gaia_dr3
- 445519092220244096
Also known as
- Gaia DR3 TOP 5M 445519092220244096
- HD 23580
Observed properties
- Visual magnitude
- 8.35