../ dmsp_15_ephemeris_20140817.txt 22-Jun-2023 16:39 109550 dmsp_16_ephemeris_20140817.txt 22-Jun-2023 16:39 109560 dmsp_17_ephemeris_20140817.txt 22-Jun-2023 16:39 109795 dmsp_18_ephemeris_20140817.txt 22-Jun-2023 16:39 109647 dmsp_19_ephemeris_20140817.txt 22-Jun-2023 16:39 109726