../ dmsp_15_ephemeris_20220622.txt 22-Jun-2023 17:07 109565 dmsp_16_ephemeris_20220622.txt 22-Jun-2023 17:07 109576 dmsp_17_ephemeris_20220622.txt 22-Jun-2023 17:07 109707 dmsp_18_ephemeris_20220622.txt 22-Jun-2023 17:07 109519