08307-4518
- Unique Name: 08307-4518DON 257
- RA: 08 30 43.89
- Dec: -45 18 05.2
- Discoverer: DON
- Discoverer Number: 257
- Components:
- First year: 1929
- Last year: 1991
- Observations: 3
- First position angle: 159
- Last position angle: 140
- First separation: 0.5
- Last separation: 0.7
- Mag first component: 10.93
- Mag second component: 10.95
- Spectral type:
- Primary proper motion RA: -11
- Primary proper motion DEC: 19
- Secondary proper motion RA: -11
- Secondary proper motion DEC: 19
- Durchmusterung: -44 4481
- Notes: