21498+3455
- Unique Name: 21498+3455COU1484
- RA: 21 49 48.85
- Dec: +34 55 00.3
- Discoverer: COU
- Discoverer Number: 1484
- Components:
- First year: 1976
- Last year: 2007
- Observations: 16
- First position angle: 345
- Last position angle: 345
- First separation: 0.4
- Last separation: 0.4
- Mag first component: 8.15
- Mag second component: 9.76
- Spectral type: A0
- Primary proper motion RA: 9
- Primary proper motion DEC: 0
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +34 4540
- Notes: