../ dmsp_15_ephemeris_20140506.txt 22-Jun-2023 00:24 109518 dmsp_16_ephemeris_20140506.txt 22-Jun-2023 00:24 109564 dmsp_17_ephemeris_20140506.txt 22-Jun-2023 00:24 109669 dmsp_18_ephemeris_20140506.txt 22-Jun-2023 00:24 109700 dmsp_19_ephemeris_20140506.txt 22-Jun-2023 00:24 109697