21356+2403
- Unique Name: 21356+2403POU5423
- RA: 21 35 38.49
- Dec: +24 03 10.9
- Discoverer: POU
- Discoverer Number: 5423
- Components:
- First year: 1899
- Last year: 1999
- Observations: 2
- First position angle: 46
- Last position angle: 40
- First separation: 3.2
- Last separation: 3.4
- Mag first component: 14.2
- Mag second component: 14.5
- Spectral type:
- Primary proper motion RA: -109
- Primary proper motion DEC: -163
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: