../ dmsp_13_ephemeris_20100510.txt 22-Jun-2023 00:15 243 dmsp_14_ephemeris_20100510.txt 22-Jun-2023 00:15 109533 dmsp_15_ephemeris_20100510.txt 22-Jun-2023 00:15 109626 dmsp_16_ephemeris_20100510.txt 22-Jun-2023 00:15 109642 dmsp_17_ephemeris_20100510.txt 22-Jun-2023 00:15 109628 dmsp_18_ephemeris_20100510.txt 22-Jun-2023 00:15 109821