../ dmsp_11_ephemeris_20030228.txt 21-Jun-2023 23:59 108110 dmsp_12_ephemeris_20030228.txt 21-Jun-2023 23:59 108079 dmsp_13_ephemeris_20030228.txt 21-Jun-2023 23:59 108149 dmsp_14_ephemeris_20030228.txt 21-Jun-2023 23:59 108177 dmsp_15_ephemeris_20030228.txt 21-Jun-2023 23:59 108038