../ dmsp_13_ephemeris_20031218.txt 22-Jun-2023 00:01 109332 dmsp_14_ephemeris_20031218.txt 22-Jun-2023 00:01 109378 dmsp_15_ephemeris_20031218.txt 22-Jun-2023 00:01 109390 dmsp_16_ephemeris_20031218.txt 22-Jun-2023 00:01 109414