../ dmsp_15_ephemeris_20160816.txt 22-Jun-2023 00:32 109548 dmsp_16_ephemeris_20160816.txt 22-Jun-2023 00:32 109613 dmsp_17_ephemeris_20160816.txt 22-Jun-2023 00:32 109705 dmsp_18_ephemeris_20160816.txt 22-Jun-2023 00:32 109648 dmsp_19_ephemeris_20160816.txt 22-Jun-2023 00:32 109689