21373+2423
- Unique Name: 21373+2423BKO 488AC
- RA: 21 37 21.67
- Dec: +24 22 31.4
- Discoverer: BKO
- Discoverer Number: 488
- Components: AC
- First year: 1999
- Last year: 2008
- Observations: 3
- First position angle: 234
- Last position angle: 234
- First separation: 4.9
- Last separation: 4.7
- Mag first component: 12.7
- Mag second component: 15.0
- Spectral type:
- Primary proper motion RA: 101
- Primary proper motion DEC: 72
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: