../ dmsp_10_ephemeris_19980410.txt 21-Jun-2023 23:51 109631 dmsp_11_ephemeris_19980410.txt 21-Jun-2023 23:51 109820 dmsp_12_ephemeris_19980410.txt 21-Jun-2023 23:51 109777 dmsp_13_ephemeris_19980410.txt 21-Jun-2023 23:51 109725 dmsp_14_ephemeris_19980410.txt 21-Jun-2023 23:51 109798