../ dmsp_15_ephemeris_20150805.txt 22-Jun-2023 00:28 109514 dmsp_16_ephemeris_20150805.txt 22-Jun-2023 00:28 109577 dmsp_17_ephemeris_20150805.txt 22-Jun-2023 00:28 109784 dmsp_18_ephemeris_20150805.txt 22-Jun-2023 00:28 109575 dmsp_19_ephemeris_20150805.txt 22-Jun-2023 00:28 109624