21538+6237
- Unique Name: 21538+6237S 800AB
- RA: 21 53 48.11
- Dec: +62 36 51.9
- Discoverer: S
- Discoverer Number: 800
- Components: AB
- First year: 1824
- Last year: 2003
- Observations: 27
- First position angle: 145
- Last position angle: 145
- First separation: 62.5
- Last separation: 62.3
- Mag first component: 7.07
- Mag second component: 7.91
- Spectral type: B1V
- Primary proper motion RA: -3
- Primary proper motion DEC: -1
- Secondary proper motion RA: -3
- Secondary proper motion DEC: -1
- Durchmusterung: +61 2216
- Notes: N D
