A dataset consisting of Ca II & H-alpha images taken at the Paris Meudon Observatory. Synthetically generated cloud coverage has been applied to clean images, thereby creating an (cloudy, clean) pair-
CSC uses combined (i.e. overlapping) Chandra observations for detecting X-ray sources. This allows the catalog to include significantly fainter sources than CSC 1.1. The set of overlapping observation
Visualization 1 Caption: Time lapse video of antisolar twilight development. Field of View (FOV) of each frame is 118° x 69°. The view is westward over the Pacific Ocean and it was cold and clear at s
VizieR online Data Catalogue associated with article published in journal Astronomy & Astrophysics with title 'The mass function of dense molecular cores and the origin of the IMF.' (bibcode: 2007A&A.
