../ dmsp_15_ephemeris_20141121.txt 22-Jun-2023 16:18 109430 dmsp_16_ephemeris_20141121.txt 22-Jun-2023 16:18 109307 dmsp_17_ephemeris_20141121.txt 22-Jun-2023 16:18 109451 dmsp_18_ephemeris_20141121.txt 22-Jun-2023 16:18 109376 dmsp_19_ephemeris_20141121.txt 22-Jun-2023 16:18 109345