21165+5727
- Unique Name: 21165+5727STI2562
- RA: 21 16 33.63
- Dec: +57 27 38.4
- Discoverer: STI
- Discoverer Number: 2562
- Components:
- First year: 1918
- Last year: 2012
- Observations: 5
- First position angle: 80
- Last position angle: 77
- First separation: 8.8
- Last separation: 11.3
- Mag first component: 12.0
- Mag second component: 12.6
- Spectral type:
- Primary proper motion RA: -6
- Primary proper motion DEC: -5
- Secondary proper motion RA: 18
- Secondary proper motion DEC: 10
- Durchmusterung:
- Notes: