../ dmsp_15_ephemeris_20151111.txt 22-Jun-2023 16:21 109476 dmsp_16_ephemeris_20151111.txt 22-Jun-2023 16:21 109435 dmsp_17_ephemeris_20151111.txt 22-Jun-2023 16:21 109427 dmsp_18_ephemeris_20151111.txt 22-Jun-2023 16:21 109453 dmsp_19_ephemeris_20151111.txt 22-Jun-2023 16:21 109416