../ dmsp_11_ephemeris_20030122.txt 21-Jun-2023 23:59 107936 dmsp_12_ephemeris_20030122.txt 21-Jun-2023 23:59 108023 dmsp_13_ephemeris_20030122.txt 21-Jun-2023 23:59 107900 dmsp_14_ephemeris_20030122.txt 21-Jun-2023 23:59 107920 dmsp_15_ephemeris_20030122.txt 21-Jun-2023 23:59 107872