21387+3924
- Unique Name: 21387+3924TDT3080
- RA: 21 38 43.95
- Dec: +39 23 36.7
- Discoverer: TDT
- Discoverer Number: 3080
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 245
- Last position angle: 245
- First separation: 2.7
- Last separation: 2.7
- Mag first component: 12.19
- Mag second component: 12.46
- Spectral type:
- Primary proper motion RA: 1
- Primary proper motion DEC: 16
- Secondary proper motion RA: 1
- Secondary proper motion DEC: 16
- Durchmusterung:
- Notes: