21001+4841
- Unique Name: 21001+4841STT 425AE
- RA: 21 00 06.61
- Dec: +48 40 45.9
- Discoverer: STT
- Discoverer Number: 425
- Components: AE
- First year: 1898
- Last year: 2010
- Observations: 9
- First position angle: 18
- Last position angle: 16
- First separation: 45.2
- Last separation: 44.9
- Mag first component: 7.34
- Mag second component: 10.61
- Spectral type: B9p
- Primary proper motion RA: 12
- Primary proper motion DEC: 6
- Secondary proper motion RA: 7
- Secondary proper motion DEC: 10
- Durchmusterung:
- Notes: