../ dmsp_15_ephemeris_20150212.txt 22-Jun-2023 00:27 108119 dmsp_16_ephemeris_20150212.txt 22-Jun-2023 00:27 108147 dmsp_17_ephemeris_20150212.txt 22-Jun-2023 00:27 107976 dmsp_18_ephemeris_20150212.txt 22-Jun-2023 00:27 108016 dmsp_19_ephemeris_20150212.txt 22-Jun-2023 00:27 108083