20474+3629
- Unique Name: 20474+3629MCA 63Aa,Ab
- RA: 20 47 24.53
- Dec: +36 29 26.7
- Discoverer: MCA
- Discoverer Number: 63
- Components: Aa,Ab
- First year: 1978
- Last year: 1991
- Observations: 21
- First position angle: 24
- Last position angle: 349
- First separation: 0.0
- Last separation: 0.0
- Mag first component: 5.4
- Mag second component: 5.8
- Spectral type: B5Ve
- Primary proper motion RA: 15
- Primary proper motion DEC: -8
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +35 4267
- Notes: NO
