../ dmsp_10_ephemeris_19980516.txt 21-Jun-2023 23:51 109509 dmsp_11_ephemeris_19980516.txt 21-Jun-2023 23:51 109729 dmsp_12_ephemeris_19980516.txt 21-Jun-2023 23:51 109665 dmsp_13_ephemeris_19980516.txt 21-Jun-2023 23:51 109680 dmsp_14_ephemeris_19980516.txt 21-Jun-2023 23:51 109614