../ dmsp_10_ephemeris_19970716.txt 21-Jun-2023 23:50 109600 dmsp_11_ephemeris_19970716.txt 21-Jun-2023 23:50 109664 dmsp_12_ephemeris_19970716.txt 21-Jun-2023 23:50 109591 dmsp_13_ephemeris_19970716.txt 21-Jun-2023 23:50 109858 dmsp_14_ephemeris_19970716.txt 21-Jun-2023 23:50 109803