21070+4704
- Unique Name: 21070+4704BRT1142
- RA: 21 06 58.38
- Dec: +47 03 39.1
- Discoverer: BRT
- Discoverer Number: 1142
- Components:
- First year: 1892
- Last year: 2003
- Observations: 4
- First position angle: 226
- Last position angle: 220
- First separation: 3.2
- Last separation: 4.6
- Mag first component: 12.55
- Mag second component: 12.7
- Spectral type:
- Primary proper motion RA: 19
- Primary proper motion DEC: 3
- Secondary proper motion RA: -20
- Secondary proper motion DEC: -38
- Durchmusterung:
- Notes: B
