21008+2057
- Unique Name: 21008+2057A 176
- RA: 21 00 48.84
- Dec: +20 56 43.5
- Discoverer: A
- Discoverer Number: 176
- Components:
- First year: 1900
- Last year: 2007
- Observations: 21
- First position angle: 144
- Last position angle: 352
- First separation: 0.3
- Last separation: 0.3
- Mag first component: 10.1
- Mag second component: 10.1
- Spectral type: G5
- Primary proper motion RA: -8
- Primary proper motion DEC: -18
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +20 4801
- Notes: