12043-2102
- Unique Name: 12043-2102BU 458
- RA: 12 04 17.11
- Dec: -21 02 21.0
- Discoverer: BU
- Discoverer Number: 458
- Components:
- First year: 1879
- Last year: 2012
- Observations: 16
- First position angle: 233
- Last position angle: 233
- First separation: 30.4
- Last separation: 30.6
- Mag first component: 7.87
- Mag second component: 9.97
- Spectral type: A2II
- Primary proper motion RA: -9
- Primary proper motion DEC: -14
- Secondary proper motion RA: -8
- Secondary proper motion DEC: -19
- Durchmusterung: -20 3569
- Notes: Y
