../ dmsp_10_ephemeris_19990412.txt 21-Jun-2023 23:52 109650 dmsp_11_ephemeris_19990412.txt 21-Jun-2023 23:52 109761 dmsp_12_ephemeris_19990412.txt 21-Jun-2023 23:52 109627 dmsp_13_ephemeris_19990412.txt 21-Jun-2023 23:52 109768 dmsp_14_ephemeris_19990412.txt 21-Jun-2023 23:52 109711