../ dmsp_15_ephemeris_20150928.txt 09-Nov-2025 23:06 109675 dmsp_16_ephemeris_20150928.txt 09-Nov-2025 23:06 109712 dmsp_17_ephemeris_20150928.txt 09-Nov-2025 23:06 109613 dmsp_18_ephemeris_20150928.txt 09-Nov-2025 23:06 109674 dmsp_19_ephemeris_20150928.txt 09-Nov-2025 23:06 109762