../ dmsp_15_ephemeris_20140510.txt 22-Jun-2023 00:24 109609 dmsp_16_ephemeris_20140510.txt 22-Jun-2023 00:24 109633 dmsp_17_ephemeris_20140510.txt 22-Jun-2023 00:24 109685 dmsp_18_ephemeris_20140510.txt 22-Jun-2023 00:24 109693 dmsp_19_ephemeris_20140510.txt 22-Jun-2023 00:24 109717