../ dmsp_15_ephemeris_20160708.txt 22-Jun-2023 00:31 109427 dmsp_16_ephemeris_20160708.txt 22-Jun-2023 00:31 109534 dmsp_17_ephemeris_20160708.txt 22-Jun-2023 00:31 109577 dmsp_18_ephemeris_20160708.txt 22-Jun-2023 00:31 109674 dmsp_19_ephemeris_20160708.txt 22-Jun-2023 00:31 109635