../ dmsp_11_ephemeris_20020820.txt 21-Jun-2023 23:58 109825 dmsp_12_ephemeris_20020820.txt 21-Jun-2023 23:58 109695 dmsp_13_ephemeris_20020820.txt 21-Jun-2023 23:58 109722 dmsp_14_ephemeris_20020820.txt 21-Jun-2023 23:58 109640 dmsp_15_ephemeris_20020820.txt 21-Jun-2023 23:58 109631