../ dmsp_15_ephemeris_20161019.txt 22-Jun-2023 16:24 109595 dmsp_16_ephemeris_20161019.txt 22-Jun-2023 16:24 109548 dmsp_17_ephemeris_20161019.txt 22-Jun-2023 16:24 109445 dmsp_18_ephemeris_20161019.txt 22-Jun-2023 16:24 109532 dmsp_19_ephemeris_20161019.txt 22-Jun-2023 16:24 109460