../ dmsp_15_ephemeris_20140924.txt 22-Jun-2023 16:39 109608 dmsp_16_ephemeris_20140924.txt 22-Jun-2023 16:39 109552 dmsp_17_ephemeris_20140924.txt 22-Jun-2023 16:39 109691 dmsp_18_ephemeris_20140924.txt 22-Jun-2023 16:39 109678 dmsp_19_ephemeris_20140924.txt 22-Jun-2023 16:39 109751