../ dmsp_11_ephemeris_20020418.txt 21-Jun-2023 23:57 109649 dmsp_12_ephemeris_20020418.txt 21-Jun-2023 23:57 109697 dmsp_13_ephemeris_20020418.txt 21-Jun-2023 23:57 109802 dmsp_14_ephemeris_20020418.txt 21-Jun-2023 23:57 109561 dmsp_15_ephemeris_20020418.txt 21-Jun-2023 23:57 109723