../ dmsp_15_ephemeris_20160114.txt 22-Jun-2023 16:17 108000 dmsp_16_ephemeris_20160114.txt 22-Jun-2023 16:17 107934 dmsp_17_ephemeris_20160114.txt 22-Jun-2023 16:17 107840 dmsp_18_ephemeris_20160114.txt 22-Jun-2023 16:17 107884 dmsp_19_ephemeris_20160114.txt 22-Jun-2023 16:17 107810