../ dmsp_11_ephemeris_20020131.txt 21-Jun-2023 23:57 107875 dmsp_12_ephemeris_20020131.txt 21-Jun-2023 23:57 108048 dmsp_13_ephemeris_20020131.txt 21-Jun-2023 23:57 107963 dmsp_14_ephemeris_20020131.txt 21-Jun-2023 23:57 108050 dmsp_15_ephemeris_20020131.txt 21-Jun-2023 23:57 108046