21239+3837
- Unique Name: 21239+3837GRV 461
- RA: 21 23 59.35
- Dec: +38 37 19.3
- Discoverer: GRV
- Discoverer Number: 461
- Components:
- First year: 1998
- Last year: 2002
- Observations: 3
- First position angle: 197
- Last position angle: 197
- First separation: 65.7
- Last separation: 65.7
- Mag first component: 11.47
- Mag second component: 13.55
- Spectral type:
- Primary proper motion RA: -13
- Primary proper motion DEC: -13
- Secondary proper motion RA: -19
- Secondary proper motion DEC: -10
- Durchmusterung:
- Notes: