21477+5419
- Unique Name: 21477+5419ES 1013
- RA: 21 47 43.24
- Dec: +54 20 22.8
- Discoverer: ES
- Discoverer Number: 1013
- Components:
- First year: 1910
- Last year: 2011
- Observations: 2
- First position angle: 3
- Last position angle: 31
- First separation: 3.6
- Last separation: 10.0
- Mag first component: 10.27
- Mag second component: 12.7
- Spectral type:
- Primary proper motion RA: -11
- Primary proper motion DEC: -13
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +53 2706
- Notes: