19401+2331
- Unique Name: 19401+2331POU4004
- RA: 19 40 07.90
- Dec: +23 30 56.6
- Discoverer: POU
- Discoverer Number: 4004
- Components:
- First year: 1905
- Last year: 2008
- Observations: 4
- First position angle: 306
- Last position angle: 299
- First separation: 10.4
- Last separation: 10.7
- Mag first component: 11.21
- Mag second component: 14.77
- Spectral type: O7.5:V:
- Primary proper motion RA: -5
- Primary proper motion DEC: -6
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: