../ dmsp_15_ephemeris_20140510.txt 22-Jun-2023 16:38 109609 dmsp_16_ephemeris_20140510.txt 22-Jun-2023 16:38 109633 dmsp_17_ephemeris_20140510.txt 22-Jun-2023 16:38 109685 dmsp_18_ephemeris_20140510.txt 22-Jun-2023 16:38 109693 dmsp_19_ephemeris_20140510.txt 22-Jun-2023 16:38 109717