../ dmsp_10_ephemeris_19980530.txt 21-Jun-2023 23:51 109353 dmsp_11_ephemeris_19980530.txt 21-Jun-2023 23:51 109795 dmsp_12_ephemeris_19980530.txt 21-Jun-2023 23:51 109683 dmsp_13_ephemeris_19980530.txt 21-Jun-2023 23:51 109753 dmsp_14_ephemeris_19980530.txt 21-Jun-2023 23:51 109701