../ dmsp_15_ephemeris_20160404.txt 22-Jun-2023 00:30 108190 dmsp_16_ephemeris_20160404.txt 22-Jun-2023 00:30 108191 dmsp_17_ephemeris_20160404.txt 22-Jun-2023 00:30 108237 dmsp_18_ephemeris_20160404.txt 22-Jun-2023 00:30 108117 dmsp_19_ephemeris_20160404.txt 22-Jun-2023 00:30 108324