21421+0059
- Unique Name: 21421+0059CHE 310
- RA: 21 42 10.82
- Dec: +00 59 15.0
- Discoverer: CHE
- Discoverer Number: 310
- Components:
- First year: 1907
- Last year: 2000
- Observations: 3
- First position angle: 30
- Last position angle: 30
- First separation: 17.9
- Last separation: 20.5
- Mag first component: 13.98
- Mag second component: 13.97
- Spectral type:
- Primary proper motion RA: -17
- Primary proper motion DEC: -38
- Secondary proper motion RA: 10
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: