21059+0152
- Unique Name: 21059+0152YSC 71
- RA: 21 05 56.72
- Dec: +01 51 51.5
- Discoverer: YSC
- Discoverer Number: 71
- Components:
- First year: 2007
- Last year: 2008
- Observations: 7
- First position angle: 264
- Last position angle: 263
- First separation: 1.0
- Last separation: 1.0
- Mag first component: 10.4
- Mag second component: 13.3
- Spectral type:
- Primary proper motion RA: 155
- Primary proper motion DEC: -81
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: