../ dmsp_15_ephemeris_20161119.txt 22-Jun-2023 16:19 109463 dmsp_16_ephemeris_20161119.txt 22-Jun-2023 16:19 109404 dmsp_17_ephemeris_20161119.txt 22-Jun-2023 16:19 109413 dmsp_18_ephemeris_20161119.txt 22-Jun-2023 16:19 109446 dmsp_19_ephemeris_20161119.txt 22-Jun-2023 16:19 243