21358+3104
- Unique Name: 21358+3104HJ 940
- RA: 21 35 46.09
- Dec: +31 04 05.8
- Discoverer: HJ
- Discoverer Number: 940
- Components:
- First year: 1879
- Last year: 2008
- Observations: 11
- First position angle: 320
- Last position angle: 329
- First separation: 19.4
- Last separation: 21.3
- Mag first component: 10.75
- Mag second component: 11.9
- Spectral type: G5
- Primary proper motion RA: 1
- Primary proper motion DEC: -9
- Secondary proper motion RA: 10
- Secondary proper motion DEC: 17
- Durchmusterung: +30 4478
- Notes: