../ dmsp_10_ephemeris_19970509.txt 21-Jun-2023 23:49 109517 dmsp_11_ephemeris_19970509.txt 21-Jun-2023 23:49 109723 dmsp_12_ephemeris_19970509.txt 21-Jun-2023 23:49 109693 dmsp_13_ephemeris_19970509.txt 21-Jun-2023 23:49 109767 dmsp_14_ephemeris_19970509.txt 21-Jun-2023 23:49 109720