../ dmsp_15_ephemeris_20151005.txt 22-Jun-2023 00:29 109547 dmsp_16_ephemeris_20151005.txt 22-Jun-2023 00:29 109597 dmsp_17_ephemeris_20151005.txt 22-Jun-2023 00:29 109664 dmsp_18_ephemeris_20151005.txt 22-Jun-2023 00:29 109543 dmsp_19_ephemeris_20151005.txt 22-Jun-2023 00:29 109658