../ dmsp_15_ephemeris_20220808.txt 09-Nov-2025 16:03 109626 dmsp_16_ephemeris_20220808.txt 09-Nov-2025 16:03 109585 dmsp_17_ephemeris_20220808.txt 09-Nov-2025 16:03 109647 dmsp_18_ephemeris_20220808.txt 09-Nov-2025 16:03 109667