../ dmsp_11_ephemeris_19991013.txt 21-Jun-2023 23:53 109677 dmsp_12_ephemeris_19991013.txt 21-Jun-2023 23:53 109634 dmsp_13_ephemeris_19991013.txt 21-Jun-2023 23:53 109635 dmsp_14_ephemeris_19991013.txt 21-Jun-2023 23:53 109520