../ dmsp_13_ephemeris_20080731.txt 22-Jun-2023 00:10 109689 dmsp_14_ephemeris_20080731.txt 22-Jun-2023 00:10 109568 dmsp_15_ephemeris_20080731.txt 22-Jun-2023 00:10 109743 dmsp_16_ephemeris_20080731.txt 22-Jun-2023 00:10 109743 dmsp_17_ephemeris_20080731.txt 22-Jun-2023 00:10 109593