../ dmsp_15_ephemeris_20140801.txt 22-Jun-2023 00:25 109547 dmsp_16_ephemeris_20140801.txt 22-Jun-2023 00:25 109476 dmsp_17_ephemeris_20140801.txt 22-Jun-2023 00:25 109783 dmsp_18_ephemeris_20140801.txt 22-Jun-2023 00:25 109523 dmsp_19_ephemeris_20140801.txt 22-Jun-2023 00:25 109746