../ dmsp_15_ephemeris_20130314.txt 22-Jun-2023 00:21 108190 dmsp_16_ephemeris_20130314.txt 22-Jun-2023 00:21 108208 dmsp_17_ephemeris_20130314.txt 22-Jun-2023 00:21 108210 dmsp_18_ephemeris_20130314.txt 22-Jun-2023 00:21 108189