21242-1948
- Unique Name: 21242-1948HU 1312
- RA: 21 24 13.48
- Dec: -19 47 36.4
- Discoverer: HU
- Discoverer Number: 1312
- Components:
- First year: 1904
- Last year: 2001
- Observations: 18
- First position angle: 81
- Last position angle: 85
- First separation: 2.8
- Last separation: 2.5
- Mag first component: 9.74
- Mag second component: 10.15
- Spectral type: G2V
- Primary proper motion RA: 36
- Primary proper motion DEC: -1
- Secondary proper motion RA: 40
- Secondary proper motion DEC: -7
- Durchmusterung: -20 6206
- Notes: