21046+1201
- Unique Name: 21046+1201BU 70AB
- RA: 21 04 37.77
- Dec: +12 01 29.1
- Discoverer: BU
- Discoverer Number: 70
- Components: AB
- First year: 1891
- Last year: 2012
- Observations: 9
- First position angle: 239
- Last position angle: 241
- First separation: 78.6
- Last separation: 81.3
- Mag first component: 7.6
- Mag second component: 9.8
- Spectral type: K0
- Primary proper motion RA: 28
- Primary proper motion DEC: -11
- Secondary proper motion RA: -8
- Secondary proper motion DEC: -3
- Durchmusterung: +11 4468
- Notes: