../ dmsp_13_ephemeris_20100515.txt 22-Jun-2023 16:26 243 dmsp_14_ephemeris_20100515.txt 22-Jun-2023 16:26 109610 dmsp_15_ephemeris_20100515.txt 22-Jun-2023 16:26 109530 dmsp_16_ephemeris_20100515.txt 22-Jun-2023 16:26 109566 dmsp_17_ephemeris_20100515.txt 22-Jun-2023 16:26 109595 dmsp_18_ephemeris_20100515.txt 22-Jun-2023 16:26 109660