21138+2333
- Unique Name: 21138+2333POU5274
- RA: 21 13 48.37
- Dec: +23 33 05.2
- Discoverer: POU
- Discoverer Number: 5274
- Components:
- First year: 1898
- Last year: 2009
- Observations: 4
- First position angle: 320
- Last position angle: 324
- First separation: 17.4
- Last separation: 17.5
- Mag first component: 13.3
- Mag second component: 13.4
- Spectral type:
- Primary proper motion RA: -4
- Primary proper motion DEC: -30
- Secondary proper motion RA: -4
- Secondary proper motion DEC: 8
- Durchmusterung:
- Notes: