../ dmsp_10_ephemeris_19990428.txt 21-Jun-2023 23:53 109622 dmsp_11_ephemeris_19990428.txt 21-Jun-2023 23:53 109642 dmsp_12_ephemeris_19990428.txt 21-Jun-2023 23:53 109660 dmsp_13_ephemeris_19990428.txt 21-Jun-2023 23:53 109798 dmsp_14_ephemeris_19990428.txt 21-Jun-2023 23:53 109643