../ dmsp_13_ephemeris_20100518.txt 22-Jun-2023 16:09 243 dmsp_14_ephemeris_20100518.txt 22-Jun-2023 16:09 109474 dmsp_15_ephemeris_20100518.txt 22-Jun-2023 16:09 109495 dmsp_16_ephemeris_20100518.txt 22-Jun-2023 16:09 109574 dmsp_17_ephemeris_20100518.txt 22-Jun-2023 16:09 109685 dmsp_18_ephemeris_20100518.txt 22-Jun-2023 16:09 109612