../ dmsp_13_ephemeris_20051221.txt 22-Jun-2023 15:58 109334 dmsp_14_ephemeris_20051221.txt 22-Jun-2023 15:58 109342 dmsp_15_ephemeris_20051221.txt 22-Jun-2023 15:58 109410 dmsp_16_ephemeris_20051221.txt 22-Jun-2023 15:58 109310