How to see it
HIP 16640 has a visual magnitude of about 9.30: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.
Sky position
Equatorial coordinates for HIP 16640: right ascension 3h 34m 7s, declination +36° 5′ 6″ (J2000), in the region of the Perseus constellation (IAU figure Per).
Catalog context
HIP 16640. It appears in classical and modern catalogs as HIP 16640, HD 22004, Gaia DR3 222380182384662400. In the SkyKeepsake Perseus (Per) browse hub it sits with other stars of the same IAU figure.
Catalog identifiers
- Gaia
- Gaia DR3 222380182384662400
- HIP
- 16640
- HD
- 22004
- gaia_dr3
- 222380182384662400
Also known as
- Gaia DR3 TOP 5M 222380182384662400
- HD 22004
Observed properties
- Visual magnitude
- 9.30