../ dmsp_10_ephemeris_19980730.txt 21-Jun-2023 23:51 109552 dmsp_11_ephemeris_19980730.txt 21-Jun-2023 23:51 109693 dmsp_12_ephemeris_19980730.txt 21-Jun-2023 23:51 109672 dmsp_13_ephemeris_19980730.txt 21-Jun-2023 23:51 109689 dmsp_14_ephemeris_19980730.txt 21-Jun-2023 23:51 109700