../ dmsp_15_ephemeris_20151103.txt 22-Jun-2023 16:21 109484 dmsp_16_ephemeris_20151103.txt 22-Jun-2023 16:21 109574 dmsp_17_ephemeris_20151103.txt 22-Jun-2023 16:21 109484 dmsp_18_ephemeris_20151103.txt 22-Jun-2023 16:21 109515 dmsp_19_ephemeris_20151103.txt 22-Jun-2023 16:21 109371