../ dmsp_15_ephemeris_20140417.txt 22-Jun-2023 16:37 109698 dmsp_16_ephemeris_20140417.txt 22-Jun-2023 16:37 109662 dmsp_17_ephemeris_20140417.txt 22-Jun-2023 16:37 109801 dmsp_18_ephemeris_20140417.txt 22-Jun-2023 16:37 109764 dmsp_19_ephemeris_20140417.txt 22-Jun-2023 16:37 109764