../ dmsp_15_ephemeris_20161004.txt 22-Jun-2023 00:32 109697 dmsp_16_ephemeris_20161004.txt 22-Jun-2023 00:32 109524 dmsp_17_ephemeris_20161004.txt 22-Jun-2023 00:32 109593 dmsp_18_ephemeris_20161004.txt 22-Jun-2023 00:32 109471 dmsp_19_ephemeris_20161004.txt 22-Jun-2023 00:32 109448