20101+3728
- Unique Name: 20101+3728ES 2186
- RA: 20 10 02.93
- Dec: +37 28 26.5
- Discoverer: ES
- Discoverer Number: 2186
- Components:
- First year: 1925
- Last year: 2011
- Observations: 2
- First position angle: 186
- Last position angle: 196
- First separation: 3.8
- Last separation: 5.0
- Mag first component: 10.07
- Mag second component: 13.6
- Spectral type: K2
- Primary proper motion RA: -4
- Primary proper motion DEC: 2
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +37 3799
- Notes: