../ dmsp_15_ephemeris_20150103.txt 22-Jun-2023 00:26 106548 dmsp_16_ephemeris_20150103.txt 22-Jun-2023 00:26 106474 dmsp_17_ephemeris_20150103.txt 22-Jun-2023 00:26 106448 dmsp_18_ephemeris_20150103.txt 22-Jun-2023 00:26 106541 dmsp_19_ephemeris_20150103.txt 22-Jun-2023 00:26 106384