21573+7605
- Unique Name: 21573+7605A 892
- RA: 21 57 16.96
- Dec: +76 05 17.6
- Discoverer: A
- Discoverer Number: 892
- Components:
- First year: 1904
- Last year: 1991
- Observations: 5
- First position angle: 229
- Last position angle: 225
- First separation: 1.1
- Last separation: 1.3
- Mag first component: 9.64
- Mag second component: 11.66
- Spectral type: K0
- Primary proper motion RA: 35
- Primary proper motion DEC: 22
- Secondary proper motion RA: 35
- Secondary proper motion DEC: 22
- Durchmusterung: +75 806
- Notes: