../ dmsp_14_ephemeris_20100914.txt 22-Jun-2023 16:27 109663 dmsp_15_ephemeris_20100914.txt 22-Jun-2023 16:27 109697 dmsp_16_ephemeris_20100914.txt 22-Jun-2023 16:27 109663 dmsp_17_ephemeris_20100914.txt 22-Jun-2023 16:27 109743 dmsp_18_ephemeris_20100914.txt 22-Jun-2023 16:27 109822