../ dmsp_15_ephemeris_20160903.txt 22-Jun-2023 16:23 109638 dmsp_16_ephemeris_20160903.txt 22-Jun-2023 16:23 109659 dmsp_17_ephemeris_20160903.txt 22-Jun-2023 16:23 109725 dmsp_18_ephemeris_20160903.txt 22-Jun-2023 16:23 109700 dmsp_19_ephemeris_20160903.txt 22-Jun-2023 16:23 109689