21546-2509
- Unique Name: 21546-2509BRT3103
- RA: 21 54 36.70
- Dec: -25 08 58.7
- Discoverer: BRT
- Discoverer Number: 3103
- Components:
- First year: 1910
- Last year: 1999
- Observations: 4
- First position angle: 180
- Last position angle: 175
- First separation: 3.3
- Last separation: 3.6
- Mag first component: 11.09
- Mag second component: 11.1
- Spectral type:
- Primary proper motion RA: -10
- Primary proper motion DEC: 63
- Secondary proper motion RA: 1
- Secondary proper motion DEC: -58
- Durchmusterung: -2515650
- Notes: