../ dmsp_15_ephemeris_20110104.txt 22-Jun-2023 00:16 106389 dmsp_16_ephemeris_20110104.txt 22-Jun-2023 00:16 106479 dmsp_17_ephemeris_20110104.txt 22-Jun-2023 00:16 106370 dmsp_18_ephemeris_20110104.txt 22-Jun-2023 00:16 106358