../ dmsp_13_ephemeris_20100419.txt 22-Jun-2023 00:15 109780 dmsp_14_ephemeris_20100419.txt 22-Jun-2023 00:15 109650 dmsp_15_ephemeris_20100419.txt 22-Jun-2023 00:15 109563 dmsp_16_ephemeris_20100419.txt 22-Jun-2023 00:15 109791 dmsp_17_ephemeris_20100419.txt 22-Jun-2023 00:15 109757 dmsp_18_ephemeris_20100419.txt 22-Jun-2023 00:15 109882