21355+2454
- Unique Name: 21355+2454POU5421
- RA: 21 35 30.64
- Dec: +24 54 10.1
- Discoverer: POU
- Discoverer Number: 5421
- Components:
- First year: 1899
- Last year: 2008
- Observations: 2
- First position angle: 44
- Last position angle: 39
- First separation: 2.5
- Last separation: 2.2
- Mag first component: 14.3
- Mag second component: 14.4
- Spectral type:
- Primary proper motion RA: 3
- Primary proper motion DEC: 17
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: