../ dmsp_15_ephemeris_20140405.txt 22-Jun-2023 00:24 108137 dmsp_16_ephemeris_20140405.txt 22-Jun-2023 00:24 108284 dmsp_17_ephemeris_20140405.txt 22-Jun-2023 00:24 108225 dmsp_18_ephemeris_20140405.txt 22-Jun-2023 00:24 108242 dmsp_19_ephemeris_20140405.txt 22-Jun-2023 00:24 108279