21088+2916
- Unique Name: 21088+2916MLB 487
- RA: 21 08 52.00
- Dec: +29 16 30.0
- Discoverer: MLB
- Discoverer Number: 487
- Components:
- First year: 1926
- Last year: 2003
- Observations: 2
- First position angle: 155
- Last position angle: 140
- First separation: 3.6
- Last separation: 4.3
- Mag first component: 9.5
- Mag second component: 11.7
- Spectral type:
- Primary proper motion RA: -4
- Primary proper motion DEC: -6
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: