../ dmsp_13_ephemeris_20050521.txt 22-Jun-2023 00:03 109608 dmsp_14_ephemeris_20050521.txt 22-Jun-2023 00:03 109709 dmsp_15_ephemeris_20050521.txt 22-Jun-2023 00:03 109585 dmsp_16_ephemeris_20050521.txt 22-Jun-2023 00:03 109465