galactic coordinates


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Related to galactic coordinates: Galactic poles, galactic system

galactic coordinates

The relative location of our galaxy’s components in latitude and longitude (degrees and min) measured in relation to the celestial equator which is itself a projection of the Earth’s equator.
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References in periodicals archive ?
When data from all observations (essentially the 200,000 photons detected by COS-B during its seven years in orbit) are plotted in galactic coordinates, the plane of our galaxy is clearly delineated.
Diffuse emissions from the Milky Way run horizontally across the map, which is shown in galactic coordinates with the galaxy's nucleus at center.
Galactic coordinates (galactic longitude and latitude) use the galactic equator, a line along the center of the Milky Way band, with the Milky Way's nucleus in Sagittarius as the zero point.