../ dmsp_15_ephemeris_20161130.txt 22-Jun-2023 16:24 109541 dmsp_16_ephemeris_20161130.txt 22-Jun-2023 16:24 109417 dmsp_17_ephemeris_20161130.txt 22-Jun-2023 16:24 109219 dmsp_18_ephemeris_20161130.txt 22-Jun-2023 16:24 109330 dmsp_19_ephemeris_20161130.txt 22-Jun-2023 16:24 243