../ dmsp_10_ephemeris_19971121.txt 21-Jun-2023 23:50 109412 dmsp_11_ephemeris_19971121.txt 21-Jun-2023 23:50 109262 dmsp_12_ephemeris_19971121.txt 21-Jun-2023 23:50 109486 dmsp_13_ephemeris_19971121.txt 21-Jun-2023 23:50 109583 dmsp_14_ephemeris_19971121.txt 21-Jun-2023 23:50 109418