18378-2103
- Unique Name: 18378-2103ARA1549
- RA: 18 37 48.94
- Dec: -21 03 05.1
- Discoverer: ARA
- Discoverer Number: 1549
- Components:
- First year: 1921
- Last year: 1999
- Observations: 5
- First position angle: 183
- Last position angle: 187
- First separation: 14.6
- Last separation: 14.2
- Mag first component: 12.3
- Mag second component: 13.3
- Spectral type:
- Primary proper motion RA: 11
- Primary proper motion DEC: -1
- Secondary proper motion RA: -5
- Secondary proper motion DEC: 7
- Durchmusterung:
- Notes: