../ dmsp_15_ephemeris_20160219.txt 22-Jun-2023 00:30 108154 dmsp_16_ephemeris_20160219.txt 22-Jun-2023 00:30 108243 dmsp_17_ephemeris_20160219.txt 22-Jun-2023 00:30 108084 dmsp_18_ephemeris_20160219.txt 22-Jun-2023 00:30 108005 dmsp_19_ephemeris_20160219.txt 22-Jun-2023 00:30 108069