../ dmsp_13_ephemeris_20091021.txt 22-Jun-2023 16:25 109499 dmsp_14_ephemeris_20091021.txt 22-Jun-2023 16:25 109460 dmsp_15_ephemeris_20091021.txt 22-Jun-2023 16:25 109482 dmsp_16_ephemeris_20091021.txt 22-Jun-2023 16:25 109599 dmsp_17_ephemeris_20091021.txt 22-Jun-2023 16:25 109563 dmsp_18_ephemeris_20091021.txt 22-Jun-2023 16:25 243