../ dmsp_13_ephemeris_20080421.txt 22-Jun-2023 00:10 109717 dmsp_14_ephemeris_20080421.txt 22-Jun-2023 00:10 109553 dmsp_15_ephemeris_20080421.txt 22-Jun-2023 00:10 109720 dmsp_16_ephemeris_20080421.txt 22-Jun-2023 00:10 109777 dmsp_17_ephemeris_20080421.txt 22-Jun-2023 00:10 109729