21504+2303
- Unique Name: 21504+2303DAM 238AC
- RA: 21 50 17.24
- Dec: +23 04 22.7
- Discoverer: DAM
- Discoverer Number: 238
- Components: AC
- First year: 1998
- Last year: 2001
- Observations: 2
- First position angle: 36
- Last position angle: 38
- First separation: 4.9
- Last separation: 5.1
- Mag first component: 12.4
- Mag second component: 15.0
- Spectral type:
- Primary proper motion RA: 0
- Primary proper motion DEC: -9
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: