../ dmsp_15_ephemeris_20140806.txt 22-Jun-2023 00:25 109494 dmsp_16_ephemeris_20140806.txt 22-Jun-2023 00:25 109586 dmsp_17_ephemeris_20140806.txt 22-Jun-2023 00:25 109715 dmsp_18_ephemeris_20140806.txt 22-Jun-2023 00:25 109713 dmsp_19_ephemeris_20140806.txt 22-Jun-2023 00:25 109794