../ dmsp_14_ephemeris_20100722.txt 22-Jun-2023 00:15 109529 dmsp_15_ephemeris_20100722.txt 22-Jun-2023 00:15 109572 dmsp_16_ephemeris_20100722.txt 22-Jun-2023 00:15 109519 dmsp_17_ephemeris_20100722.txt 22-Jun-2023 00:15 109703 dmsp_18_ephemeris_20100722.txt 22-Jun-2023 00:15 109636