../ dmsp_13_ephemeris_20040318.txt 22-Jun-2023 00:01 108320 dmsp_14_ephemeris_20040318.txt 22-Jun-2023 00:01 108153 dmsp_15_ephemeris_20040318.txt 22-Jun-2023 00:01 108245 dmsp_16_ephemeris_20040318.txt 22-Jun-2023 00:01 108212