../ dmsp_14_ephemeris_20100716.txt 22-Jun-2023 00:15 109599 dmsp_15_ephemeris_20100716.txt 22-Jun-2023 00:15 109479 dmsp_16_ephemeris_20100716.txt 22-Jun-2023 00:15 109748 dmsp_17_ephemeris_20100716.txt 22-Jun-2023 00:15 109672 dmsp_18_ephemeris_20100716.txt 22-Jun-2023 00:15 109518