21442+2631
- Unique Name: 21442+2631BUP 230AD
- RA: 21 44 09.31
- Dec: +26 31 09.4
- Discoverer: BUP
- Discoverer Number: 230
- Components: AD
- First year: 1875
- Last year: 2008
- Observations: 13
- First position angle: 291
- Last position angle: 289
- First separation: 414.3
- Last separation: 439.8
- Mag first component: 8.47
- Mag second component: 10.21
- Spectral type: G2V
- Primary proper motion RA: 205
- Primary proper motion DEC: 54
- Secondary proper motion RA: 9
- Secondary proper motion DEC: -5
- Durchmusterung: +25 4604
- Notes: