../ dmsp_15_ephemeris_20140810.txt 22-Jun-2023 16:17 109541 dmsp_16_ephemeris_20140810.txt 22-Jun-2023 16:17 109608 dmsp_17_ephemeris_20140810.txt 22-Jun-2023 16:17 109685 dmsp_18_ephemeris_20140810.txt 22-Jun-2023 16:17 109671 dmsp_19_ephemeris_20140810.txt 22-Jun-2023 16:17 109652