21236+6456
- Unique Name: 21236+6456STF2798
- RA: 21 23 35.73
- Dec: +64 55 38.1
- Discoverer: STF
- Discoverer Number: 2798
- Components:
- First year: 1828
- Last year: 2010
- Observations: 18
- First position angle: 147
- Last position angle: 144
- First separation: 7.0
- Last separation: 6.4
- Mag first component: 8.36
- Mag second component: 9.93
- Spectral type: A1V
- Primary proper motion RA: 9
- Primary proper motion DEC: 11
- Secondary proper motion RA: -2
- Secondary proper motion DEC: 0
- Durchmusterung: +64 1538
- Notes: D