21576+0501
- Unique Name: 21576+0501HJ 3073
- RA: 21 57 37.24
- Dec: +05 00 58.2
- Discoverer: HJ
- Discoverer Number: 3073
- Components:
- First year: 1830
- Last year: 2013
- Observations: 11
- First position angle: 10
- Last position angle: 18
- First separation: 15.0
- Last separation: 25.7
- Mag first component: 9.07
- Mag second component: 12.0
- Spectral type: A3
- Primary proper motion RA: -25
- Primary proper motion DEC: -24
- Secondary proper motion RA: -203
- Secondary proper motion DEC: -24
- Durchmusterung: +04 4772
- Notes: L