../ dmsp_13_ephemeris_20090501.txt 22-Jun-2023 00:12 109578 dmsp_14_ephemeris_20090501.txt 22-Jun-2023 00:12 109502 dmsp_15_ephemeris_20090501.txt 22-Jun-2023 00:12 109665 dmsp_16_ephemeris_20090501.txt 22-Jun-2023 00:12 109664 dmsp_17_ephemeris_20090501.txt 22-Jun-2023 00:12 109643