../ dmsp_10_ephemeris_19990926.txt 21-Jun-2023 23:53 243 dmsp_11_ephemeris_19990926.txt 21-Jun-2023 23:53 109758 dmsp_12_ephemeris_19990926.txt 21-Jun-2023 23:53 109674 dmsp_13_ephemeris_19990926.txt 21-Jun-2023 23:53 109666 dmsp_14_ephemeris_19990926.txt 21-Jun-2023 23:53 109670