../ dmsp_10_ephemeris_19990518.txt 21-Jun-2023 23:53 109538 dmsp_11_ephemeris_19990518.txt 21-Jun-2023 23:53 109852 dmsp_12_ephemeris_19990518.txt 21-Jun-2023 23:53 109671 dmsp_13_ephemeris_19990518.txt 21-Jun-2023 23:53 109676 dmsp_14_ephemeris_19990518.txt 21-Jun-2023 23:53 109692