21042+3552
- Unique Name: 21042+3552TDT2724
- RA: 21 04 12.77
- Dec: +35 51 44.1
- Discoverer: TDT
- Discoverer Number: 2724
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 181
- Last position angle: 181
- First separation: 1.1
- Last separation: 1.1
- Mag first component: 11.87
- Mag second component: 12.16
- Spectral type:
- Primary proper motion RA: -6
- Primary proper motion DEC: -5
- Secondary proper motion RA: -6
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: