Variable Stars - HD 15407A
Type Non-variable Click for lightcurve These are stars formerly suspected to be variable and hastily designated. Further observations have not confirmed their variability. AAVSO Special Notice #408  October 2, 2015 Developing planetary systems dust production study - second segment of observations further to AAVSO Alert Notice 511, issued in March 2015.  Dr. George Rieke (University of Arizona) and colleagues' campaign to monitor planetary debris disks for variability using the Spitzer Space Telescope continues. AAVSO observations are requested to rule out variability of the stars themselves. The observations will take place according to the schedule below: Apr 5-May 24 Nov 7-Dec 28
Hills Observatory: 1 January 2013 to 4 November 2018
COMETS COMETS
DEEP SKY DEEP SKY