../ dmsp_10_ephemeris_19980620.txt 21-Jun-2023 23:51 109521 dmsp_11_ephemeris_19980620.txt 21-Jun-2023 23:51 109700 dmsp_12_ephemeris_19980620.txt 21-Jun-2023 23:51 109631 dmsp_13_ephemeris_19980620.txt 21-Jun-2023 23:51 109709 dmsp_14_ephemeris_19980620.txt 21-Jun-2023 23:51 109694