16509+4445
- Unique Name: 16509+4445COU1592
- RA: 16 50 53.36
- Dec: +44 45 02.1
- Discoverer: COU
- Discoverer Number: 1592
- Components:
- First year: 1977
- Last year: 1997
- Observations: 5
- First position angle: 241
- Last position angle: 240
- First separation: 0.6
- Last separation: 0.5
- Mag first component: 11.26
- Mag second component: 11.74
- Spectral type:
- Primary proper motion RA: -47
- Primary proper motion DEC: 36
- Secondary proper motion RA: -47
- Secondary proper motion DEC: 36
- Durchmusterung: +44 2618
- Notes: