../ dmsp_10_ephemeris_19990427.txt 21-Jun-2023 23:53 109557 dmsp_11_ephemeris_19990427.txt 21-Jun-2023 23:53 109655 dmsp_12_ephemeris_19990427.txt 21-Jun-2023 23:53 109584 dmsp_13_ephemeris_19990427.txt 21-Jun-2023 23:53 109724 dmsp_14_ephemeris_19990427.txt 21-Jun-2023 23:53 109708