../ dmsp_15_ephemeris_20140920.txt 22-Jun-2023 00:26 109517 dmsp_16_ephemeris_20140920.txt 22-Jun-2023 00:26 109716 dmsp_17_ephemeris_20140920.txt 22-Jun-2023 00:26 109704 dmsp_18_ephemeris_20140920.txt 22-Jun-2023 00:26 109748 dmsp_19_ephemeris_20140920.txt 22-Jun-2023 00:26 109685