../ dmsp_13_ephemeris_20071218.txt 22-Jun-2023 00:09 109406 dmsp_14_ephemeris_20071218.txt 22-Jun-2023 00:09 109298 dmsp_15_ephemeris_20071218.txt 22-Jun-2023 00:09 109323 dmsp_16_ephemeris_20071218.txt 22-Jun-2023 00:09 109371 dmsp_17_ephemeris_20071218.txt 22-Jun-2023 00:09 109173