../ dmsp_10_ephemeris_19960720.txt 21-Jun-2023 23:48 109494 dmsp_11_ephemeris_19960720.txt 21-Jun-2023 23:48 109742 dmsp_12_ephemeris_19960720.txt 21-Jun-2023 23:48 109668 dmsp_13_ephemeris_19960720.txt 21-Jun-2023 23:48 109668