../ dmsp_15_ephemeris_20221126.txt 22-Jun-2023 16:40 109480 dmsp_16_ephemeris_20221126.txt 22-Jun-2023 16:40 109182 dmsp_17_ephemeris_20221126.txt 22-Jun-2023 16:40 109340 dmsp_18_ephemeris_20221126.txt 22-Jun-2023 16:40 109427