21057+2412
- Unique Name: 21057+2412POU5150
- RA: 21 05 42.32
- Dec: +24 11 34.5
- Discoverer: POU
- Discoverer Number: 5150
- Components:
- First year: 1897
- Last year: 2001
- Observations: 3
- First position angle: 250
- Last position angle: 247
- First separation: 13.8
- Last separation: 15.7
- Mag first component: 14.35
- Mag second component: 14.65
- Spectral type:
- Primary proper motion RA: 6
- Primary proper motion DEC: 6
- Secondary proper motion RA: -21
- Secondary proper motion DEC: -9
- Durchmusterung:
- Notes: