urn:nasa:pds:context:instrument:steward-kittpeak.spacewatch_0m9.driftscan 1.3 1.25.0.0 Product_Context 2026-07-07 1.3 Removed duplicate Internal_Reference entries from Reference_List. 2025-12-24 1.2 Updated schema version. Adding missing "facility" references. Adding missing "telescope" references. 2025-01-02 1.1 Updated schema version. Adding missing "telescope" references. Update instrument type/subtype to use valid CTLI LDD. 2020-08-21 1.0 Initial export from OLAF urn:nasa:pds:context:telescope:steward-kittpeak.spacewatch_0m9 instrument_to_telescope urn:nasa:pds:context:facility:observatory.steward-kittpeak instrument_to_facility Spacewatch Drift Scan Camera Imager The Spacewatch Drift Scan Camera is an astronomical instrument used by the Spacewatch Project, which is based at the University of Arizona's Lunar and Planetary Laboratory. Spacewatch is dedicated to detecting, tracking, and studying small bodies in the solar system, particularly near-Earth objects (NEOs), asteroids, and comets.