../ dmsp_15_ephemeris_20140711.txt 22-Jun-2023 16:17 109413 dmsp_16_ephemeris_20140711.txt 22-Jun-2023 16:17 109632 dmsp_17_ephemeris_20140711.txt 22-Jun-2023 16:17 109621 dmsp_18_ephemeris_20140711.txt 22-Jun-2023 16:17 109708 dmsp_19_ephemeris_20140711.txt 22-Jun-2023 16:17 109706