21553-3045
- Unique Name: 21553-3045HJ 5304
- RA: 21 55 17.02
- Dec: -30 44 37.3
- Discoverer: HJ
- Discoverer Number: 5304
- Components:
- First year: 1834
- Last year: 1999
- Observations: 7
- First position angle: 254
- Last position angle: 255
- First separation: 8.0
- Last separation: 9.2
- Mag first component: 10.5
- Mag second component: 11.2
- Spectral type:
- Primary proper motion RA: 0
- Primary proper motion DEC: -5
- Secondary proper motion RA: -9
- Secondary proper motion DEC: -7
- Durchmusterung: -3118535
- Notes: