21497+3415
- Unique Name: 21497+3415KU 133
- RA: 21 49 42.09
- Dec: +34 14 52.4
- Discoverer: KU
- Discoverer Number: 133
- Components:
- First year: 1901
- Last year: 2004
- Observations: 12
- First position angle: 180
- Last position angle: 181
- First separation: 47.2
- Last separation: 48.4
- Mag first component: 9.44
- Mag second component: 9.89
- Spectral type: M2
- Primary proper motion RA: -3
- Primary proper motion DEC: 1
- Secondary proper motion RA: -7
- Secondary proper motion DEC: -11
- Durchmusterung: +33 4359
- Notes: