../ dmsp_10_ephemeris_19990503.txt 21-Jun-2023 23:53 109608 dmsp_11_ephemeris_19990503.txt 21-Jun-2023 23:53 109770 dmsp_12_ephemeris_19990503.txt 21-Jun-2023 23:53 109700 dmsp_13_ephemeris_19990503.txt 21-Jun-2023 23:53 109771 dmsp_14_ephemeris_19990503.txt 21-Jun-2023 23:53 109650