../ dmsp_14_ephemeris_20100825.txt 22-Jun-2023 00:16 109571 dmsp_15_ephemeris_20100825.txt 22-Jun-2023 00:16 109693 dmsp_16_ephemeris_20100825.txt 22-Jun-2023 00:16 109745 dmsp_17_ephemeris_20100825.txt 22-Jun-2023 00:16 109753 dmsp_18_ephemeris_20100825.txt 22-Jun-2023 00:16 109802