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Astronomical Information
April 2013
May 2013
Binary Stars and DSOs by Month (for the northern hemisphere)
The DVAA Presents: Challenging
Observing Programs
The AL list of 100 carbon stars (in both Argo Navis1
text and
XLS format).
The AL Flat Galaxy list in Argo Navis1
text
( 1 This is a plain text format easily re-edited to
suit your own preferences.)
Constellation
Key for the Herald-Bobroff Atlas
(XLS)
courtesy of Mike Atwell
Photographic Atlas of the
globular clusters in M31.
Download a free Evening Sky Map from
Skymaps.com.
Darkest Hours Planner
(Moon rise, set and phase, sun rise and set, plus twilight times)
Estimating Limiting Magnitude
E.E. Barnards Catalog of
Dark Nebulae
Messier
Recording Sheet courtesy of Mike Atwell
List of Colored Double Stars
Available in
HTML and
PDF format, courtesy of
Wayne Reed.
The Messier List
AL Binocular Lists
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