../ dmsp_15_ephemeris_20140927.txt 22-Jun-2023 16:39 109628 dmsp_16_ephemeris_20140927.txt 22-Jun-2023 16:39 109627 dmsp_17_ephemeris_20140927.txt 22-Jun-2023 16:39 109537 dmsp_18_ephemeris_20140927.txt 22-Jun-2023 16:39 109704 dmsp_19_ephemeris_20140927.txt 22-Jun-2023 16:39 109643