../ dmsp_15_ephemeris_20221005.txt 22-Jun-2023 00:53 109654 dmsp_16_ephemeris_20221005.txt 22-Jun-2023 00:53 109589 dmsp_17_ephemeris_20221005.txt 22-Jun-2023 00:53 109669 dmsp_18_ephemeris_20221005.txt 22-Jun-2023 00:53 109545