../ dmsp_13_ephemeris_20091218.txt 22-Jun-2023 16:06 109328 dmsp_14_ephemeris_20091218.txt 22-Jun-2023 16:06 109453 dmsp_15_ephemeris_20091218.txt 22-Jun-2023 16:06 109322 dmsp_16_ephemeris_20091218.txt 22-Jun-2023 16:06 109283 dmsp_17_ephemeris_20091218.txt 22-Jun-2023 16:06 109316 dmsp_18_ephemeris_20091218.txt 22-Jun-2023 16:06 109358