21154+3745
- Unique Name: 21154+3745SMA 146
- RA: 21 15 26.37
- Dec: +37 45 08.7
- Discoverer: SMA
- Discoverer Number: 146
- Components:
- First year: 1923
- Last year: 2002
- Observations: 3
- First position angle: 5
- Last position angle: 7
- First separation: 4.4
- Last separation: 4.4
- Mag first component: 12.5
- Mag second component: 13.0
- Spectral type:
- Primary proper motion RA: -5
- Primary proper motion DEC: -20
- Secondary proper motion RA: 3
- Secondary proper motion DEC: 14
- Durchmusterung:
- Notes: