../ dmsp_10_ephemeris_19980523.txt 21-Jun-2023 23:51 109570 dmsp_11_ephemeris_19980523.txt 21-Jun-2023 23:51 109777 dmsp_12_ephemeris_19980523.txt 21-Jun-2023 23:51 109562 dmsp_13_ephemeris_19980523.txt 21-Jun-2023 23:51 109760 dmsp_14_ephemeris_19980523.txt 21-Jun-2023 23:51 109662