../ dmsp_13_ephemeris_20051221.txt 22-Jun-2023 00:04 109334 dmsp_14_ephemeris_20051221.txt 22-Jun-2023 00:04 109342 dmsp_15_ephemeris_20051221.txt 22-Jun-2023 00:04 109410 dmsp_16_ephemeris_20051221.txt 22-Jun-2023 00:04 109310