![]() ![]() When you go outside at night, use the large maps in the special red night vision mode to find the object and start observing.Īd Astra covers both the northern and southern skies. If you like an object, just press the + sign next to it to add to your personal observation list. All within reach of amateur telescopes and in a lot of cases, also viewable in binoculars. The star atlas that makes it really easy to pick the best objects, make your own observation list and use it when you are outside + free Apple Watch app!Īd Astra contains detailed maps of all 88 constellations, descriptions of more than 1200 of objects: star clusters, planetary nebulae, galaxies, double stars and variable stars. Instructions for printing:įor best results print the atlas as explained in the following diagram, at 600dpi resolution (at least), preferably in color, on A4 paper, with "reduce to printer margins" option checked.You celestial handbook in an app, all constellations, every astronomer's faithful companion.Īn essential tool for every astronomer. Source charts were generated in "TheSky 5" program ( Software Bisque ® all rights reserved) and converted to PDF (vector graphics). To print the atlas Adobe Acrobat reader is required. It covers whole sky for observers living from 32°N and higher. ![]() The atlas is less suitable for southern hemisphere observers, since it plots the sky only down to declination of -58º (south). Labels of deep sky objects (common names and catalog numbers) are plotted down to 12th magnitude, while fainter DSO (down to 12.5-13.5th magnitude) are displayed without a label - this may give a hint whether a particular object is reachable. Stars down to 9.5th magnitude from Tycho, Hipparcos and Guide Star catalogs are plotted and labeled with common names, Bayer and Flamsteed designations.įor select double stars - separation in arc-seconds is listed. Shaded Milky Way, RA/DEC grid, ecliptic, constellation lines.Index charts, constellation index, and "next-page" direction marks.Common names of deep sky objects and stars.Marked double stars up to 8.5th magnitude.Triangulum region chart example Features: ![]()
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