21370+8255
- Unique Name: 21370+8255STF2837
- RA: 21 36 58.67
- Dec: +82 55 16.5
- Discoverer: STF
- Discoverer Number: 2837
- Components:
- First year: 1832
- Last year: 2010
- Observations: 82
- First position angle: 321
- Last position angle: 270
- First separation: 2.2
- Last separation: 3.1
- Mag first component: 8.84
- Mag second component: 9.36
- Spectral type: G5
- Primary proper motion RA: 7
- Primary proper motion DEC: -51
- Secondary proper motion RA: 0
- Secondary proper motion DEC: 0
- Durchmusterung: +82 657
- Notes: C
