../ dmsp_10_ephemeris_19970410.txt 21-Jun-2023 23:49 109589 dmsp_11_ephemeris_19970410.txt 21-Jun-2023 23:49 109752 dmsp_12_ephemeris_19970410.txt 21-Jun-2023 23:49 109687 dmsp_13_ephemeris_19970410.txt 21-Jun-2023 23:49 109714 dmsp_14_ephemeris_19970410.txt 21-Jun-2023 23:49 243