21354+4128
- Unique Name: 21354+4128GRV 480
- RA: 21 35 28.86
- Dec: +41 28 43.9
- Discoverer: GRV
- Discoverer Number: 480
- Components:
- First year: 1895
- Last year: 2002
- Observations: 4
- First position angle: 19
- Last position angle: 17
- First separation: 15.1
- Last separation: 15.1
- Mag first component: 12.0
- Mag second component: 12.1
- Spectral type:
- Primary proper motion RA: 11
- Primary proper motion DEC: 10
- Secondary proper motion RA: 11
- Secondary proper motion DEC: 13
- Durchmusterung:
- Notes: