../ dmsp_14_ephemeris_20100725.txt 22-Jun-2023 00:15 109547 dmsp_15_ephemeris_20100725.txt 22-Jun-2023 00:15 109563 dmsp_16_ephemeris_20100725.txt 22-Jun-2023 00:15 109676 dmsp_17_ephemeris_20100725.txt 22-Jun-2023 00:15 109596 dmsp_18_ephemeris_20100725.txt 22-Jun-2023 00:15 109808