../ dmsp_15_ephemeris_20161130.txt 22-Jun-2023 16:19 109541 dmsp_16_ephemeris_20161130.txt 22-Jun-2023 16:19 109417 dmsp_17_ephemeris_20161130.txt 22-Jun-2023 16:19 109219 dmsp_18_ephemeris_20161130.txt 22-Jun-2023 16:19 109330 dmsp_19_ephemeris_20161130.txt 22-Jun-2023 16:19 243