../ dmsp_11_ephemeris_19991019.txt 21-Jun-2023 23:53 109565 dmsp_12_ephemeris_19991019.txt 21-Jun-2023 23:53 109443 dmsp_13_ephemeris_19991019.txt 21-Jun-2023 23:53 109542 dmsp_14_ephemeris_19991019.txt 21-Jun-2023 23:53 109538