../ dmsp_13_ephemeris_20040407.txt 22-Jun-2023 00:01 108270 dmsp_14_ephemeris_20040407.txt 22-Jun-2023 00:01 108361 dmsp_15_ephemeris_20040407.txt 22-Jun-2023 00:01 108255 dmsp_16_ephemeris_20040407.txt 22-Jun-2023 00:01 108271