../ dmsp_13_ephemeris_20100404.txt 22-Jun-2023 16:09 108253 dmsp_14_ephemeris_20100404.txt 22-Jun-2023 16:09 108189 dmsp_15_ephemeris_20100404.txt 22-Jun-2023 16:09 108194 dmsp_16_ephemeris_20100404.txt 22-Jun-2023 16:09 108335 dmsp_17_ephemeris_20100404.txt 22-Jun-2023 16:09 108237 dmsp_18_ephemeris_20100404.txt 22-Jun-2023 16:09 108188