../ dmsp_15_ephemeris_20140902.txt 22-Jun-2023 16:39 109633 dmsp_16_ephemeris_20140902.txt 22-Jun-2023 16:39 109659 dmsp_17_ephemeris_20140902.txt 22-Jun-2023 16:39 109774 dmsp_18_ephemeris_20140902.txt 22-Jun-2023 16:39 109786 dmsp_19_ephemeris_20140902.txt 22-Jun-2023 16:39 109730