16089+4521
- Unique Name: 16089+4521STF2015AB
- RA: 16 08 54.75
- Dec: +45 21 11.8
- Discoverer: STF
- Discoverer Number: 2015
- Components: AB
- First year: 1829
- Last year: 2011
- Observations: 54
- First position angle: 159
- Last position angle: 159
- First separation: 2.7
- Last separation: 3.0
- Mag first component: 8.24
- Mag second component: 9.52
- Spectral type: F5
- Primary proper motion RA: 11
- Primary proper motion DEC: 13
- Secondary proper motion RA: 15
- Secondary proper motion DEC: 1
- Durchmusterung: +45 2377
- Notes: N D
