../ dmsp_15_ephemeris_20160910.txt 22-Jun-2023 00:32 109601 dmsp_16_ephemeris_20160910.txt 22-Jun-2023 00:32 109611 dmsp_17_ephemeris_20160910.txt 22-Jun-2023 00:32 109737 dmsp_18_ephemeris_20160910.txt 22-Jun-2023 00:32 109589 dmsp_19_ephemeris_20160910.txt 22-Jun-2023 00:32 109680