21198+3138
- Unique Name: 21198+3138GRV 445
- RA: 21 19 50.88
- Dec: +31 38 41.7
- Discoverer: GRV
- Discoverer Number: 445
- Components:
- First year: 1998
- Last year: 2002
- Observations: 3
- First position angle: 277
- Last position angle: 278
- First separation: 36.3
- Last separation: 36.3
- Mag first component: 13.33
- Mag second component: 13.62
- Spectral type:
- Primary proper motion RA: -9
- Primary proper motion DEC: -16
- Secondary proper motion RA: -5
- Secondary proper motion DEC: -9
- Durchmusterung:
- Notes: