../ dmsp_15_ephemeris_20160905.txt 22-Jun-2023 16:23 109496 dmsp_16_ephemeris_20160905.txt 22-Jun-2023 16:23 109626 dmsp_17_ephemeris_20160905.txt 22-Jun-2023 16:23 109747 dmsp_18_ephemeris_20160905.txt 22-Jun-2023 16:23 109517 dmsp_19_ephemeris_20160905.txt 22-Jun-2023 16:23 109733