21180+4003
- Unique Name: 21180+4003LDS2506
- RA: 21 17 56.29
- Dec: +40 03 31.8
- Discoverer: LDS
- Discoverer Number: 2506
- Components:
- First year: 1954
- Last year: 2002
- Observations: 3
- First position angle: 159
- Last position angle: 161
- First separation: 14.0
- Last separation: 14.1
- Mag first component: 14.47
- Mag second component: 14.5
- Spectral type:
- Primary proper motion RA: -45
- Primary proper motion DEC: -36
- Secondary proper motion RA: -36
- Secondary proper motion DEC: -33
- Durchmusterung:
- Notes: