21200+5436
- Unique Name: 21200+5436TDT2908Aa,Ab
- RA: 21 19 58.57
- Dec: +54 35 33.1
- Discoverer: TDT
- Discoverer Number: 2908
- Components: Aa,Ab
- First year: 1991
- Last year: 2007
- Observations: 2
- First position angle: 283
- Last position angle: 296
- First separation: 0.5
- Last separation: 0.3
- Mag first component: 10.98
- Mag second component: 11.04
- Spectral type: G0:
- Primary proper motion RA: 26
- Primary proper motion DEC: 14
- Secondary proper motion RA: 26
- Secondary proper motion DEC: 14
- Durchmusterung: +53 2602
- Notes: