../ dmsp_11_ephemeris_20000422.txt 21-Jun-2023 23:54 109819 dmsp_12_ephemeris_20000422.txt 21-Jun-2023 23:54 109794 dmsp_13_ephemeris_20000422.txt 21-Jun-2023 23:54 109733 dmsp_14_ephemeris_20000422.txt 21-Jun-2023 23:54 109764 dmsp_15_ephemeris_20000422.txt 21-Jun-2023 23:54 109609