23423+5457
- Unique Name: 23423+5457BKO 976
- RA: 23 42 20.06
- Dec: +54 56 35.9
- Discoverer: BKO
- Discoverer Number: 976
- Components:
- First year: 1999
- Last year: 2009
- Observations: 3
- First position angle: 133
- Last position angle: 132
- First separation: 5.7
- Last separation: 5.8
- Mag first component: 12.4
- Mag second component: 13.8
- Spectral type:
- Primary proper motion RA: -82
- Primary proper motion DEC: 80
- Secondary proper motion RA: 6
- Secondary proper motion DEC: -4
- Durchmusterung:
- Notes: