../ dmsp_15_ephemeris_20110822.txt 22-Jun-2023 16:11 109612 dmsp_16_ephemeris_20110822.txt 22-Jun-2023 16:11 109732 dmsp_17_ephemeris_20110822.txt 22-Jun-2023 16:11 109619 dmsp_18_ephemeris_20110822.txt 22-Jun-2023 16:11 109838