21054+2545
- Unique Name: 21054+2545TDT2733
- RA: 21 05 26.15
- Dec: +25 44 35.2
- Discoverer: TDT
- Discoverer Number: 2733
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 133
- Last position angle: 133
- First separation: 0.4
- Last separation: 0.4
- Mag first component: 11.13
- Mag second component: 11.15
- Spectral type:
- Primary proper motion RA: 7
- Primary proper motion DEC: -9
- Secondary proper motion RA: 7
- Secondary proper motion DEC: -9
- Durchmusterung:
- Notes: