../ dmsp_15_ephemeris_20160805.txt 22-Jun-2023 00:31 109422 dmsp_16_ephemeris_20160805.txt 22-Jun-2023 00:31 109412 dmsp_17_ephemeris_20160805.txt 22-Jun-2023 00:31 109767 dmsp_18_ephemeris_20160805.txt 22-Jun-2023 00:31 109621 dmsp_19_ephemeris_20160805.txt 22-Jun-2023 00:31 109679