../ dmsp_13_ephemeris_20031220.txt 22-Jun-2023 00:01 109321 dmsp_14_ephemeris_20031220.txt 22-Jun-2023 00:01 109490 dmsp_15_ephemeris_20031220.txt 22-Jun-2023 00:01 109428 dmsp_16_ephemeris_20031220.txt 22-Jun-2023 00:01 109346