TeVCat Object Visibility Tool (Reload)

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Source Name
Source RA Enter a source name here and click the button to look up the RA/Dec of that source. Any name resolvable in the NED, SIMBAD, or VizieR databases should work. This software uses source code created at the Centre de Données astronomiques de Strasbourg, France.
Source Dec
Obs Long
Obs Lat
Date (dd-mm-yyyy)
Plots the source elevation vs UT for the night selected. The green and red lines indicate the start/stop times for observations, based on sun/moon position.
Plots the source elevation vs date and time into the night for the full year.

Window Finder

Minimum Elevation
Windows to Show
Sort By Date
This will find the top N observing windows matching your elevation criteria.
Send comments/suggestions to tevcat@gmail.com