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2. Satellite Catalog Number - Wikipedia

   en.wikipedia.org/wiki/Satellite_Catalog_Number

   The Satellite Catalog Number (SATCAT), also known as NORAD Catalog Number, NORAD ID, USSPACECOM object number, is a sequential nine-digit number assigned by the United States Space Command (USSPACECOM), and previously the North American Aerospace Defense Command (NORAD), in the order of launch or discovery to all artificial objects in the orbits of Earth and those that left Earth's orbit. [1]

3. List of satellite pass predictors - Wikipedia

   en.wikipedia.org/wiki/List_of_satellite_pass...

   Ground track example from Heavens-Above.An observer in Sicily can see the International Space Station when it enters the circle at 9:26 p.m. The observer would see a bright object appear in the northwest, which would move across the sky to a point almost overhead, where it disappears from view, in the space of three minutes.

4. exactEarth - Wikipedia

   en.wikipedia.org/wiki/ExactEarth

   exactEarth provides satellite AIS data services to commercial markets as well as government customers in India, Canada, United States, Australia and across Europe. [1] [2] Founded in 2009, exactEarth is based in Cambridge, Ontario, Canada. The company was publicly traded until 2021 when Spire Global acquired the company.

5. Category:Satellites of Canada - Wikipedia

   en.wikipedia.org/wiki/Category:Satellites_of_Canada

   Near Earth Object Surveillance Satellite; S. Sapphire (satellite) SCISAT-1 ... Category: Satellites of Canada. 11 languages ...

6. Two-line element set - Wikipedia

   en.wikipedia.org/wiki/Two-line_element_set

   A secondary cause for the increase in Satellite Catalog Numbers was the commercialization of space and break-up events and collisions that have created debris objects. [17] Adaptations of the TLE were considered to extend the number of encodable Satellites within the TLE but instead a new format, the CCSDS OMM (Orbit Mean-Elements Message ...

7. List of astronomical catalogues - Wikipedia

   en.wikipedia.org/wiki/List_of_astronomical...

   WISEA — AllWISE Source Catalog; WISEP — Wide-field Infrared Survey Explorer Preliminary Release Source Catalog; WNC / Winn — Winnecke Catalogue of Double Stars; WNO — Washington Observations (double stars) (U.S. Naval Observatory, Washington D.C.) Wo — Woolley Nearby Star Catalogue; Wolf — Catalogue of High Proper Motion Stars

8. Guide Star Catalog - Wikipedia

   en.wikipedia.org/wiki/Guide_Star_Catalog

   The Tycho Input Catalog was created by the Hipparcos/Tycho international consortia in preparation for the Hipparcos satellite mission. They produced a catalog containing the best available data for all stars to magnitude 11. Adding the bright star data from this catalog to the GSC produced a complete all-sky catalog down to the GSC limiting ...

9. Spire Global - Wikipedia

   en.wikipedia.org/wiki/Spire_Global

   Spire Global, Inc. is a space-to-cloud data and analytics company that specializes in the tracking of global data sets powered by a large constellation of nanosatellites, such as the tracking of maritime, aviation and weather patterns.