../ dmsp_15_ephemeris_20140502.txt 22-Jun-2023 16:38 109483 dmsp_16_ephemeris_20140502.txt 22-Jun-2023 16:38 109658 dmsp_17_ephemeris_20140502.txt 22-Jun-2023 16:38 109672 dmsp_18_ephemeris_20140502.txt 22-Jun-2023 16:38 109816 dmsp_19_ephemeris_20140502.txt 22-Jun-2023 16:38 109832