21135+1559
- Unique Name: 21135+1559HU 767
- RA: 21 13 28.77
- Dec: +15 58 56.8
- Discoverer: HU
- Discoverer Number: 767
- Components:
- First year: 1904
- Last year: 2008
- Observations: 182
- First position angle: 163
- Last position angle: 171
- First separation: 0.2
- Last separation: 0.2
- Mag first component: 7.05
- Mag second component: 7.13
- Spectral type: A5V
- Primary proper motion RA: 40
- Primary proper motion DEC: -34
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +15 4375
- Notes: NO
