../ dmsp_13_ephemeris_20091201.txt 22-Jun-2023 16:06 109260 dmsp_14_ephemeris_20091201.txt 22-Jun-2023 16:06 109316 dmsp_15_ephemeris_20091201.txt 22-Jun-2023 16:06 109306 dmsp_16_ephemeris_20091201.txt 22-Jun-2023 16:06 109387 dmsp_17_ephemeris_20091201.txt 22-Jun-2023 16:06 109315 dmsp_18_ephemeris_20091201.txt 22-Jun-2023 16:06 109405