21538-2000
- Unique Name: 21538-2000HU 380BC
- RA: 21 53 46.85
- Dec: -20 00 23.7
- Discoverer: HU
- Discoverer Number: 380
- Components: BC
- First year: 1901
- Last year: 2007
- Observations: 26
- First position angle: 236
- Last position angle: 247
- First separation: 0.4
- Last separation: 0.4
- Mag first component: 10.34
- Mag second component: 10.56
- Spectral type: F5V
- Primary proper motion RA: 41
- Primary proper motion DEC: 139
- Secondary proper motion RA: 41
- Secondary proper motion DEC: 139
- Durchmusterung:
- Notes: NO