../ dmsp_15_ephemeris_20140820.txt 22-Jun-2023 16:39 109666 dmsp_16_ephemeris_20140820.txt 22-Jun-2023 16:39 109575 dmsp_17_ephemeris_20140820.txt 22-Jun-2023 16:39 109734 dmsp_18_ephemeris_20140820.txt 22-Jun-2023 16:39 109624 dmsp_19_ephemeris_20140820.txt 22-Jun-2023 16:39 109595