../ dmsp_13_ephemeris_20040115.txt 22-Jun-2023 00:01 107804 dmsp_14_ephemeris_20040115.txt 22-Jun-2023 00:01 107766 dmsp_15_ephemeris_20040115.txt 22-Jun-2023 00:01 108108 dmsp_16_ephemeris_20040115.txt 22-Jun-2023 00:01 107970