../ dmsp_10_ephemeris_19980520.txt 21-Jun-2023 23:51 109526 dmsp_11_ephemeris_19980520.txt 21-Jun-2023 23:51 109587 dmsp_12_ephemeris_19980520.txt 21-Jun-2023 23:51 109580 dmsp_13_ephemeris_19980520.txt 21-Jun-2023 23:51 109797 dmsp_14_ephemeris_19980520.txt 21-Jun-2023 23:51 109673