21389+3623
- Unique Name: 21389+3623STF2814
- RA: 21 38 56.31
- Dec: +36 22 53.0
- Discoverer: STF
- Discoverer Number: 2814
- Components:
- First year: 1825
- Last year: 2004
- Observations: 30
- First position angle: 162
- Last position angle: 160
- First separation: 8.2
- Last separation: 7.9
- Mag first component: 8.77
- Mag second component: 9.87
- Spectral type: F0
- Primary proper motion RA: -6
- Primary proper motion DEC: -14
- Secondary proper motion RA: -7
- Secondary proper motion DEC: -15
- Durchmusterung: +35 4599
- Notes: D
