Affiliation
American Association of Variable Star Observers (AAVSO)
Wed, 11/21/2018 - 17:42
AAVSO Alert Notice 657 announces a campaign on HerbigAeBe stars being observed with Chandra in the coming ~10 days. Please see the notice for details and observing instructions.
Many thanks, and Good observing,
Elizabeth O. Waagen, AAVSO HQ