../ dmsp_10_ephemeris_19990819.txt 21-Jun-2023 23:53 109514 dmsp_11_ephemeris_19990819.txt 21-Jun-2023 23:53 109817 dmsp_12_ephemeris_19990819.txt 21-Jun-2023 23:53 109725 dmsp_13_ephemeris_19990819.txt 21-Jun-2023 23:53 109757 dmsp_14_ephemeris_19990819.txt 21-Jun-2023 23:53 109653