../ dmsp_15_ephemeris_20140929.txt 22-Jun-2023 16:18 109649 dmsp_16_ephemeris_20140929.txt 22-Jun-2023 16:18 109646 dmsp_17_ephemeris_20140929.txt 22-Jun-2023 16:18 109682 dmsp_18_ephemeris_20140929.txt 22-Jun-2023 16:18 109649 dmsp_19_ephemeris_20140929.txt 22-Jun-2023 16:18 109626