../ dmsp_15_ephemeris_20160111.txt 22-Jun-2023 16:17 108108 dmsp_16_ephemeris_20160111.txt 22-Jun-2023 16:17 107955 dmsp_17_ephemeris_20160111.txt 22-Jun-2023 16:17 107788 dmsp_18_ephemeris_20160111.txt 22-Jun-2023 16:17 107943 dmsp_19_ephemeris_20160111.txt 22-Jun-2023 16:17 107907