../ dmsp_15_ephemeris_20150214.txt 22-Jun-2023 16:15 108133 dmsp_16_ephemeris_20150214.txt 22-Jun-2023 16:15 108177 dmsp_17_ephemeris_20150214.txt 22-Jun-2023 16:15 108118 dmsp_18_ephemeris_20150214.txt 22-Jun-2023 16:15 108121 dmsp_19_ephemeris_20150214.txt 22-Jun-2023 16:15 108174