../ dmsp_15_ephemeris_20151024.txt 22-Jun-2023 16:17 109486 dmsp_16_ephemeris_20151024.txt 22-Jun-2023 16:17 109493 dmsp_17_ephemeris_20151024.txt 22-Jun-2023 16:17 109498 dmsp_18_ephemeris_20151024.txt 22-Jun-2023 16:17 109486 dmsp_19_ephemeris_20151024.txt 22-Jun-2023 16:17 109560