21537-1645
- Unique Name: 21537-1645OCC 657Aa,Ab
- RA: 21 53 41.13
- Dec: -16 45 00.8
- Discoverer: OCC
- Discoverer Number: 657
- Components: Aa,Ab
- First year: 1983
- Last year: 1983
- Observations: 0
- First position angle: -1
- Last position angle: -1
- First separation: 0.1
- Last separation: 0.1
- Mag first component: 9.7
- Mag second component: 9.7
- Spectral type: F2III
- Primary proper motion RA: 10
- Primary proper motion DEC: -2
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -17 6398
- Notes: