../ dmsp_13_ephemeris_20100523.txt 22-Jun-2023 16:27 243 dmsp_14_ephemeris_20100523.txt 22-Jun-2023 16:27 109578 dmsp_15_ephemeris_20100523.txt 22-Jun-2023 16:27 109646 dmsp_16_ephemeris_20100523.txt 22-Jun-2023 16:27 109582 dmsp_17_ephemeris_20100523.txt 22-Jun-2023 16:27 109726 dmsp_18_ephemeris_20100523.txt 22-Jun-2023 16:27 109624