21233+3810
- Unique Name: 21233+3810ALI 690
- RA: 21 23 21.92
- Dec: +38 09 46.4
- Discoverer: ALI
- Discoverer Number: 690
- Components:
- First year: 1929
- Last year: 2002
- Observations: 3
- First position angle: 58
- Last position angle: 64
- First separation: 7.8
- Last separation: 8.7
- Mag first component: 13.6
- Mag second component: 13.6
- Spectral type:
- Primary proper motion RA: -22
- Primary proper motion DEC: 0
- Secondary proper motion RA: -5
- Secondary proper motion DEC: -2
- Durchmusterung:
- Notes: