../ dmsp_13_ephemeris_20090531.txt 22-Jun-2023 16:24 109710 dmsp_14_ephemeris_20090531.txt 22-Jun-2023 16:24 109528 dmsp_15_ephemeris_20090531.txt 22-Jun-2023 16:24 109602 dmsp_16_ephemeris_20090531.txt 22-Jun-2023 16:24 109513 dmsp_17_ephemeris_20090531.txt 22-Jun-2023 16:24 109541