../ dmsp_11_ephemeris_19991223.txt 21-Jun-2023 23:54 109384 dmsp_12_ephemeris_19991223.txt 21-Jun-2023 23:54 109441 dmsp_13_ephemeris_19991223.txt 21-Jun-2023 23:54 109373 dmsp_14_ephemeris_19991223.txt 21-Jun-2023 23:54 109484 dmsp_15_ephemeris_19991223.txt 21-Jun-2023 23:54 109597