../ dmsp_15_ephemeris_20150107.txt 22-Jun-2023 16:15 106509 dmsp_16_ephemeris_20150107.txt 22-Jun-2023 16:15 106452 dmsp_17_ephemeris_20150107.txt 22-Jun-2023 16:15 106463 dmsp_18_ephemeris_20150107.txt 22-Jun-2023 16:15 106427 dmsp_19_ephemeris_20150107.txt 22-Jun-2023 16:15 106528