21273+2917
- Unique Name: 21273+2917TDT2976
- RA: 21 27 17.86
- Dec: +29 16 56.9
- Discoverer: TDT
- Discoverer Number: 2976
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 275
- Last position angle: 275
- First separation: 0.6
- Last separation: 0.6
- Mag first component: 10.89
- Mag second component: 11.03
- Spectral type:
- Primary proper motion RA: 18
- Primary proper motion DEC: 13
- Secondary proper motion RA: 18
- Secondary proper motion DEC: 13
- Durchmusterung:
- Notes: