01312-0338
- Unique Name: 01312-0338HJ 639
- RA: 01 31 13.60
- Dec: -03 37 38.9
- Discoverer: HJ
- Discoverer Number: 639
- Components:
- First year: 1897
- Last year: 2004
- Observations: 8
- First position angle: 98
- Last position angle: 101
- First separation: 4.5
- Last separation: 4.4
- Mag first component: 10.37
- Mag second component: 11.5
- Spectral type:
- Primary proper motion RA: -24
- Primary proper motion DEC: -18
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -04 224
- Notes: