../ dmsp_15_ephemeris_20140802.txt 22-Jun-2023 16:38 109502 dmsp_16_ephemeris_20140802.txt 22-Jun-2023 16:38 109611 dmsp_17_ephemeris_20140802.txt 22-Jun-2023 16:38 109667 dmsp_18_ephemeris_20140802.txt 22-Jun-2023 16:38 109641 dmsp_19_ephemeris_20140802.txt 22-Jun-2023 16:38 109723