../ dmsp_13_ephemeris_20060404.txt 22-Jun-2023 16:00 108257 dmsp_14_ephemeris_20060404.txt 22-Jun-2023 16:00 108281 dmsp_15_ephemeris_20060404.txt 22-Jun-2023 16:00 108229 dmsp_16_ephemeris_20060404.txt 22-Jun-2023 16:00 108297