21442+2631
- Unique Name: 21442+2631BUP 230AC
- RA: 21 44 09.31
- Dec: +26 31 09.4
- Discoverer: BUP
- Discoverer Number: 230
- Components: AC
- First year: 1875
- Last year: 2008
- Observations: 8
- First position angle: 261
- Last position angle: 260
- First separation: 540.3
- Last separation: 571.7
- Mag first component: 8.47
- Mag second component: 9.84
- Spectral type: G2V
- Primary proper motion RA: 205
- Primary proper motion DEC: 54
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -16
- Durchmusterung: +25 4602
- Notes:
