../ dmsp_15_ephemeris_20151010.txt 22-Jun-2023 16:21 109695 dmsp_16_ephemeris_20151010.txt 22-Jun-2023 16:21 109566 dmsp_17_ephemeris_20151010.txt 22-Jun-2023 16:21 109523 dmsp_18_ephemeris_20151010.txt 22-Jun-2023 16:21 109568 dmsp_19_ephemeris_20151010.txt 22-Jun-2023 16:21 109541