../ dmsp_15_ephemeris_20160608.txt 22-Jun-2023 00:31 109398 dmsp_16_ephemeris_20160608.txt 22-Jun-2023 00:31 109441 dmsp_17_ephemeris_20160608.txt 22-Jun-2023 00:31 109601 dmsp_18_ephemeris_20160608.txt 22-Jun-2023 00:31 109612 dmsp_19_ephemeris_20160608.txt 22-Jun-2023 00:31 109635