../ dmsp_15_ephemeris_20140420.txt 22-Jun-2023 16:17 109589 dmsp_16_ephemeris_20140420.txt 22-Jun-2023 16:17 109718 dmsp_17_ephemeris_20140420.txt 22-Jun-2023 16:17 109614 dmsp_18_ephemeris_20140420.txt 22-Jun-2023 16:17 109803 dmsp_19_ephemeris_20140420.txt 22-Jun-2023 16:17 109659