18257-0816
- Unique Name: 18257-0816BRT 478
- RA: 18 25 07.84
- Dec: -08 17 41.3
- Discoverer: BRT
- Discoverer Number: 478
- Components:
- First year: 1910
- Last year: 2000
- Observations: 4
- First position angle: 162
- Last position angle: 154
- First separation: 5.0
- Last separation: 7.6
- Mag first component: 12.5
- Mag second component: 12.5
- Spectral type:
- Primary proper motion RA: 0
- Primary proper motion DEC: 9
- Secondary proper motion RA: 7
- Secondary proper motion DEC: 4
- Durchmusterung:
- Notes:
