AAVSO Alert Notice 452: Simultaneous Observations of SU Aur and AB Aur Requested for XMM-NewtonAAVSO Alert Notice 452: Simultaneous Observations of SU Aur and AB Aur Requested for XMM-Newton
AAVSO Alert Notice 452<br /> Simultaneous observations of SU Aur and AB Aur requested for XMM-Newton<br /> February 8, 2012 <p>Dr. Hans Moritz Guenther, Harvard-Smithsonian Center for Astrophysics, has requested bracketing and simultaneous