../ dmsp_15_ephemeris_20140930.txt 22-Jun-2023 00:26 109716 dmsp_16_ephemeris_20140930.txt 22-Jun-2023 00:26 109656 dmsp_17_ephemeris_20140930.txt 22-Jun-2023 00:26 109598 dmsp_18_ephemeris_20140930.txt 22-Jun-2023 00:26 109636 dmsp_19_ephemeris_20140930.txt 22-Jun-2023 00:26 109505