21039+3655
- Unique Name: 21039+3655GRV 408
- RA: 21 03 58.88
- Dec: +36 55 38.3
- Discoverer: GRV
- Discoverer Number: 408
- Components:
- First year: 2000
- Last year: 2011
- Observations: 4
- First position angle: 310
- Last position angle: 310
- First separation: 32.4
- Last separation: 32.3
- Mag first component: 11.28
- Mag second component: 13.97
- Spectral type:
- Primary proper motion RA: -11
- Primary proper motion DEC: -12
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -14
- Durchmusterung:
- Notes: