Sources

Scientific Paper

  •  Zimmerman, N., et al. "Parallactic motion for companion discovery: An M-dwarf orbiting Alcor." To be published in the Astrophysical Journal

Images

  • Big Dipper ( A. Fujii )
  • Coronagraph demo ( AMNH Science Bulletins )
  • Alcor A and B ( Project 1640/AMNH )