19400+4520
- Unique Name: 19400+4520TDT1618
- RA: 19 40 01.46
- Dec: +45 20 10.1
- Discoverer: TDT
- Discoverer Number: 1618
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 254
- Last position angle: 254
- First separation: 0.9
- Last separation: 0.9
- Mag first component: 11.87
- Mag second component: 11.93
- Spectral type:
- Primary proper motion RA: -1
- Primary proper motion DEC: -5
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: