../ dmsp_15_ephemeris_20141027.txt 22-Jun-2023 00:26 109505 dmsp_16_ephemeris_20141027.txt 22-Jun-2023 00:26 109484 dmsp_17_ephemeris_20141027.txt 22-Jun-2023 00:26 109513 dmsp_18_ephemeris_20141027.txt 22-Jun-2023 00:26 109534 dmsp_19_ephemeris_20141027.txt 22-Jun-2023 00:26 109457