../ dmsp_15_ephemeris_20140914.txt 22-Jun-2023 16:39 109502 dmsp_16_ephemeris_20140914.txt 22-Jun-2023 16:39 109743 dmsp_17_ephemeris_20140914.txt 22-Jun-2023 16:39 109672 dmsp_18_ephemeris_20140914.txt 22-Jun-2023 16:39 109613 dmsp_19_ephemeris_20140914.txt 22-Jun-2023 16:39 109737