21505+4135
- Unique Name: 21505+4135TDS1149
- RA: 21 50 30.52
- Dec: +41 35 18.2
- Discoverer: TDS
- Discoverer Number: 1149
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 299
- Last position angle: 299
- First separation: 0.9
- Last separation: 0.9
- Mag first component: 11.53
- Mag second component: 11.59
- Spectral type:
- Primary proper motion RA: -1
- Primary proper motion DEC: 5
- Secondary proper motion RA: -1
- Secondary proper motion DEC: 5
- Durchmusterung:
- Notes: