21341+4718
- Unique Name: 21341+4718HDS3072
- RA: 21 34 03.24
- Dec: +47 17 41.3
- Discoverer: HDS
- Discoverer Number: 3072
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 51
- Last position angle: 51
- First separation: 0.4
- Last separation: 0.4
- Mag first component: 9.51
- Mag second component: 11.75
- Spectral type: B8
- Primary proper motion RA: -3
- Primary proper motion DEC: -2
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +46 3364
- Notes: