17304+5218
- Unique Name: 17304+5218BU 1090AB
- RA: 17 30 25.98
- Dec: +52 18 04.9
- Discoverer: BU
- Discoverer Number: 1090
- Components: AB
- First year: 1889
- Last year: 1934
- Observations: 6
- First position angle: 13
- Last position angle: 12
- First separation: 4.0
- Last separation: 4.4
- Mag first component: 2.79
- Mag second component: 14.0
- Spectral type: G2Ib-IIa
- Primary proper motion RA: -16
- Primary proper motion DEC: 15
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +52 2065
- Notes: N D
