../ dmsp_15_ephemeris_20160930.txt 22-Jun-2023 00:32 109528 dmsp_16_ephemeris_20160930.txt 22-Jun-2023 00:32 109613 dmsp_17_ephemeris_20160930.txt 22-Jun-2023 00:32 109580 dmsp_18_ephemeris_20160930.txt 22-Jun-2023 00:32 109616 dmsp_19_ephemeris_20160930.txt 22-Jun-2023 00:32 109649