../ dmsp_13_ephemeris_20031011.txt 22-Jun-2023 00:00 109561 dmsp_14_ephemeris_20031011.txt 22-Jun-2023 00:00 109593 dmsp_15_ephemeris_20031011.txt 22-Jun-2023 00:00 109658 dmsp_16_ephemeris_20031011.txt 22-Jun-2023 00:00 243