../ dmsp_15_ephemeris_20140812.txt 22-Jun-2023 16:39 109591 dmsp_16_ephemeris_20140812.txt 22-Jun-2023 16:39 109657 dmsp_17_ephemeris_20140812.txt 22-Jun-2023 16:39 109623 dmsp_18_ephemeris_20140812.txt 22-Jun-2023 16:39 109592 dmsp_19_ephemeris_20140812.txt 22-Jun-2023 16:39 109652