21211+8436
- Unique Name: 21211+8436MLR 248
- RA: 21 21 08.52
- Dec: +84 36 04.0
- Discoverer: MLR
- Discoverer Number: 248
- Components:
- First year: 1971
- Last year: 1976
- Observations: 3
- First position angle: 102
- Last position angle: 107
- First separation: 0.4
- Last separation: 0.5
- Mag first component: 12.3
- Mag second component: 12.3
- Spectral type: G5
- Primary proper motion RA: 16
- Primary proper motion DEC: -1
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +83 611
- Notes: