21236+1030
- Unique Name: 21236+1030BRT1356
- RA: 21 23 36.82
- Dec: +10 29 39.6
- Discoverer: BRT
- Discoverer Number: 1356
- Components:
- First year: 1910
- Last year: 2004
- Observations: 8
- First position angle: 55
- Last position angle: 63
- First separation: 5.0
- Last separation: 5.5
- Mag first component: 9.84
- Mag second component: 11.7
- Spectral type: F5
- Primary proper motion RA: -32
- Primary proper motion DEC: -28
- Secondary proper motion RA: 26
- Secondary proper motion DEC: 1
- Durchmusterung: +09 4795
- Notes: N
