AAVSO Observer Code
American Association of Variable Star Observers (AAVSO)
Full Name
Michael Simonsen
Imlay City, MI, US
Background/Interesting Fact
AAS Chambliss Amateur Achievement Award, January 2015
Astronomical League Leslie Peltier Award, July 2012
BAAVSS Charles Butterworth Award, October 2011
AAVSO Director's Award, May 2005

Main belt asteroid 367732 is named Mikesimonsen in his honor.

His current area of research is Z Cam type of dwarf novae, and he is the author or co-author of more than thirty peer-reviewed papers on cataclysmic variables.

Mike’s astronomy blog, Simostronomy, features articles about stellar astronomy and variable stars. He has contributed articles to both Sky and Telescope and Astronomy magazines.

Mike gives talks on stellar astronomy and variable star science to astronomy clubs, organizations, conferences and university groups throughout the United States each year.

Mike's observatory, named after legendary AAVSO observer and chart maker, Charles E. Scovil, houses a Meade 14" LX200 telescope for visual use monitoring CVs, RCBs and a handful of peculiar pet stars.
Website URL
CHOICE Courses Completed
Variable Star Classification and Light Curves (instructor) 2012-09-20
Visual Observing Basics (instructor) 2013-04-26
Variable Star Classification and Light Curves (instructor) 2012-06-08
Developing A Visual Observing Program (instructor) 2012-03-30
How to use VPhot (instructor) 2014-04-16
CCD School 2012 2012-08-03
Visual Observing Basics (instructor) 2015-03-15
Developing A Visual Observing Program (instructor) 2015-05-06
Developing A Visual Observing Program (instructor) 2015-11-04