../ dmsp_15_ephemeris_20151127.txt 09-Nov-2025 23:16 109400 dmsp_16_ephemeris_20151127.txt 09-Nov-2025 23:16 109272 dmsp_17_ephemeris_20151127.txt 09-Nov-2025 23:16 109372 dmsp_18_ephemeris_20151127.txt 09-Nov-2025 23:16 109467 dmsp_19_ephemeris_20151127.txt 09-Nov-2025 23:16 109322