../ dmsp_13_ephemeris_20081221.txt 22-Jun-2023 00:11 109295 dmsp_14_ephemeris_20081221.txt 22-Jun-2023 00:11 109236 dmsp_15_ephemeris_20081221.txt 22-Jun-2023 00:11 109376 dmsp_16_ephemeris_20081221.txt 22-Jun-2023 00:11 109368 dmsp_17_ephemeris_20081221.txt 22-Jun-2023 00:11 109321