../ dmsp_15_ephemeris_20160120.txt 22-Jun-2023 00:30 107976 dmsp_16_ephemeris_20160120.txt 22-Jun-2023 00:30 108059 dmsp_17_ephemeris_20160120.txt 22-Jun-2023 00:30 107944 dmsp_18_ephemeris_20160120.txt 22-Jun-2023 00:30 107957 dmsp_19_ephemeris_20160120.txt 22-Jun-2023 00:30 107937