../ dmsp_11_ephemeris_20030521.txt 22-Jun-2023 00:00 109578 dmsp_12_ephemeris_20030521.txt 22-Jun-2023 00:00 109597 dmsp_13_ephemeris_20030521.txt 22-Jun-2023 00:00 109798 dmsp_14_ephemeris_20030521.txt 22-Jun-2023 00:00 109597 dmsp_15_ephemeris_20030521.txt 22-Jun-2023 00:00 109671