21080+0509
- Unique Name: 21080+0509STT 527
- RA: 21 08 00.68
- Dec: +05 09 06.0
- Discoverer: STT
- Discoverer Number: 527
- Components:
- First year: 1846
- Last year: 2008
- Observations: 86
- First position angle: 297
- Last position angle: 115
- First separation: 0.3
- Last separation: 0.4
- Mag first component: 7.14
- Mag second component: 8.14
- Spectral type: A2V
- Primary proper motion RA: -16
- Primary proper motion DEC: -10
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +04 4615
- Notes: NO
