../ dmsp_15_ephemeris_20150106.txt 22-Jun-2023 16:18 106446 dmsp_16_ephemeris_20150106.txt 22-Jun-2023 16:18 106531 dmsp_17_ephemeris_20150106.txt 22-Jun-2023 16:18 106477 dmsp_18_ephemeris_20150106.txt 22-Jun-2023 16:18 106410 dmsp_19_ephemeris_20150106.txt 22-Jun-2023 16:18 106463