20051+3021
- Unique Name: 20051+3021ES 497
- RA: 20 05 08.07
- Dec: +30 21 17.2
- Discoverer: ES
- Discoverer Number: 497
- Components:
- First year: 1900
- Last year: 2002
- Observations: 5
- First position angle: 194
- Last position angle: 196
- First separation: 4.7
- Last separation: 5.5
- Mag first component: 10.15
- Mag second component: 11.8
- Spectral type: F5
- Primary proper motion RA: -1
- Primary proper motion DEC: -4
- Secondary proper motion RA: -4
- Secondary proper motion DEC: -13
- Durchmusterung: +29 3886
- Notes: