../ dmsp_15_ephemeris_20140816.txt 22-Jun-2023 16:39 109556 dmsp_16_ephemeris_20140816.txt 22-Jun-2023 16:39 109545 dmsp_17_ephemeris_20140816.txt 22-Jun-2023 16:39 109712 dmsp_18_ephemeris_20140816.txt 22-Jun-2023 16:39 109638 dmsp_19_ephemeris_20140816.txt 22-Jun-2023 16:39 109585