../ dmsp_15_ephemeris_20200406.txt 22-Jun-2023 16:33 108103 dmsp_16_ephemeris_20200406.txt 22-Jun-2023 16:33 108207 dmsp_17_ephemeris_20200406.txt 22-Jun-2023 16:33 108249 dmsp_18_ephemeris_20200406.txt 22-Jun-2023 16:33 108264