21102+2045
- Unique Name: 21102+2045RAO 25
- RA: 21 10 14.25
- Dec: +20 44 37.1
- Discoverer: RAO
- Discoverer Number: 25
- Components:
- First year: 2012
- Last year: 2013
- Observations: 2
- First position angle: 209
- Last position angle: 209
- First separation: 3.3
- Last separation: 3.4
- Mag first component: 8.2
- Mag second component: 13.0
- Spectral type:
- Primary proper motion RA: -92
- Primary proper motion DEC: 67
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +20 4844
- Notes: