../ dmsp_11_ephemeris_20020501.txt 21-Jun-2023 23:58 109763 dmsp_12_ephemeris_20020501.txt 21-Jun-2023 23:58 109740 dmsp_13_ephemeris_20020501.txt 21-Jun-2023 23:58 109673 dmsp_14_ephemeris_20020501.txt 21-Jun-2023 23:58 109809 dmsp_15_ephemeris_20020501.txt 21-Jun-2023 23:58 109643