21399-0842
- Unique Name: 21399-0842RST4091
- RA: 21 39 55.68
- Dec: -08 41 31.5
- Discoverer: RST
- Discoverer Number: 4091
- Components:
- First year: 1938
- Last year: 2002
- Observations: 10
- First position angle: 124
- Last position angle: 122
- First separation: 2.3
- Last separation: 2.2
- Mag first component: 10.53
- Mag second component: 10.63
- Spectral type: G0
- Primary proper motion RA: -8
- Primary proper motion DEC: 8
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -09 5804
- Notes: N
