Skymap Viewer

A sky atlas for understanding LIGO-Virgo skymaps. Help here, or watch a video about Skymap Viewer. Plenty simulated skymaps here. If you do not see the big dark sky map, look below and widen your browser. Zoom with the + and - at the right of the sky.
                            

Observation Targets

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If you click on the sources on the sky, information will appear here with links to Simbad and NED.

Zoomable Multiwavelength Sky

Use the selector below to choose the sky background. Select the DSS rather than Mellinger to get better fine detail.

Time and Place

Universal time
E Longitude Latitude

Sun = and = Moon

Sky Projection