21409+1355
- Unique Name: 21409+1355TDT3105
- RA: 21 40 51.59
- Dec: +13 55 08.3
- Discoverer: TDT
- Discoverer Number: 3105
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 253
- Last position angle: 253
- First separation: 0.4
- Last separation: 0.4
- Mag first component: 10.11
- Mag second component: 10.6
- Spectral type: F5
- Primary proper motion RA: 7
- Primary proper motion DEC: 5
- Secondary proper motion RA: 7
- Secondary proper motion DEC: 5
- Durchmusterung:
- Notes: