21088+3102
- Unique Name: 21088+3102ES 375
- RA: 21 08 51.44
- Dec: +31 01 37.2
- Discoverer: ES
- Discoverer Number: 375
- Components:
- First year: 1902
- Last year: 2003
- Observations: 6
- First position angle: 45
- Last position angle: 41
- First separation: 3.0
- Last separation: 4.4
- Mag first component: 10.6
- Mag second component: 11.1
- Spectral type:
- Primary proper motion RA: -8
- Primary proper motion DEC: -5
- Secondary proper motion RA: 14
- Secondary proper motion DEC: 17
- Durchmusterung: +30 4335
- Notes: