../ dmsp_15_ephemeris_20151105.txt 22-Jun-2023 16:17 109485 dmsp_16_ephemeris_20151105.txt 22-Jun-2023 16:17 109401 dmsp_17_ephemeris_20151105.txt 22-Jun-2023 16:17 109541 dmsp_18_ephemeris_20151105.txt 22-Jun-2023 16:17 109413 dmsp_19_ephemeris_20151105.txt 22-Jun-2023 16:17 109523