../ dmsp_15_ephemeris_20160616.txt 22-Jun-2023 16:23 109525 dmsp_16_ephemeris_20160616.txt 22-Jun-2023 16:23 109545 dmsp_17_ephemeris_20160616.txt 22-Jun-2023 16:23 109784 dmsp_18_ephemeris_20160616.txt 22-Jun-2023 16:23 109416 dmsp_19_ephemeris_20160616.txt 22-Jun-2023 16:23 109510