05421+2135
- Unique Name: 05421+2135STF 772AB,C
- RA: 05 42 05.81
- Dec: +21 34 49.0
- Discoverer: STF
- Discoverer Number: 772
- Components: AB,C
- First year: 1829
- Last year: 2004
- Observations: 24
- First position angle: 243
- Last position angle: 243
- First separation: 29.9
- Last separation: 30.6
- Mag first component: 8.88
- Mag second component: 9.65
- Spectral type: A0
- Primary proper motion RA: 2
- Primary proper motion DEC: -2
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -9
- Durchmusterung: +21 935
- Notes: