../ dmsp_11_ephemeris_20020409.txt 21-Jun-2023 23:57 108300 dmsp_12_ephemeris_20020409.txt 21-Jun-2023 23:57 108311 dmsp_13_ephemeris_20020409.txt 21-Jun-2023 23:57 108335 dmsp_14_ephemeris_20020409.txt 21-Jun-2023 23:57 108341 dmsp_15_ephemeris_20020409.txt 21-Jun-2023 23:57 108249