../ dmsp_10_ephemeris_19990910.txt 21-Jun-2023 23:53 109560 dmsp_11_ephemeris_19990910.txt 21-Jun-2023 23:53 109742 dmsp_12_ephemeris_19990910.txt 21-Jun-2023 23:53 109761 dmsp_13_ephemeris_19990910.txt 21-Jun-2023 23:53 109794 dmsp_14_ephemeris_19990910.txt 21-Jun-2023 23:53 109686