../ dmsp_15_ephemeris_20160829.txt 22-Jun-2023 16:23 109563 dmsp_16_ephemeris_20160829.txt 22-Jun-2023 16:23 109670 dmsp_17_ephemeris_20160829.txt 22-Jun-2023 16:23 109702 dmsp_18_ephemeris_20160829.txt 22-Jun-2023 16:23 109678 dmsp_19_ephemeris_20160829.txt 22-Jun-2023 16:23 109702